<TABLE> <S> <C>

<PAGE>
 
<ARTICLE> 9
<LEGEND> This schedule contains summary financial information extracted from
Form 10-K for the period ended December 31, 1997 and is qualified in its
entirety by reference to such financial statements.
</LEGEND>
<MULTIPLIER> 1,000,000
       
<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               DEC-31-1997
<CASH>                                           7,223
<INT-BEARING-DEPOSITS>                           6,904
<FED-FUNDS-SOLD>                                 8,501
<TRADING-ASSETS>                                 4,198
<INVESTMENTS-HELD-FOR-SALE>                      9,330
<INVESTMENTS-CARRYING>                               0
<INVESTMENTS-MARKET>                                 0
<LOANS>                                         68,724
<ALLOWANCE>                                      1,408
<TOTAL-ASSETS>                                 114,096
<DEPOSITS>                                      68,489
<SHORT-TERM>                                    18,981
<LIABILITIES-OTHER>                              7,870
<LONG-TERM>                                     10,088<F1>
<COMMON>                                           320
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                        190
<OTHER-SE>                                       7,450<F2>
<TOTAL-LIABILITIES-AND-EQUITY>                 114,096
<INTEREST-LOAN>                                  5,849
<INTEREST-INVEST>                                  466
<INTEREST-OTHER>                                 1,032
<INTEREST-TOTAL>                                 7,347
<INTEREST-DEPOSIT>                               2,178
<INTEREST-EXPENSE>                               3,775
<INTEREST-INCOME-NET>                            3,572
<LOAN-LOSSES>                                      725
<SECURITIES-GAINS>                                  43<F3>
<EXPENSE-OTHER>                                  3,332<F4>
<INCOME-PRETAX>                                  2,266
<INCOME-PRE-EXTRAORDINARY>                       1,525
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     1,525
<EPS-PRIMARY>                                     4.99<F5>
<EPS-DILUTED>                                     4.90
<YIELD-ACTUAL>                                    3.95
<LOANS-NON>                                        311
<LOANS-PAST>                                       187
<LOANS-TROUBLED>                                     0
<LOANS-PROBLEM>                                      0
<ALLOWANCE-OPEN>                                 1,407
<CHARGE-OFFS>                                      916
<RECOVERIES>                                       192
<ALLOWANCE-CLOSE>                                1,408
<ALLOWANCE-DOMESTIC>                             1,314
<ALLOWANCE-FOREIGN>                                 94
<ALLOWANCE-UNALLOCATED>                              0
<FN>

<F1> Guaranteed Preferred Beneficial Interest in the Corporation's Junior
     Subordinated Debt of $996 million is included in long-term debt.

<F2> Treasury stock of $1,938 million is included as a reduction of other 
     stockholders' equity.

<F3> Investment securities gains/losses do not include the Corporation's equity
     securities gains which totaled $182 million.

<F4> Includes: salaries and employee benefits of $1,748 million; occupancy of
     $252 million; equipment rentals, depreciation and maintenance of $210
     million; amortization of intangible assets of $60 million; and other
     expenses totaling $1,062 million.

<F5> EPS-Primary represents basic earnings per share.
</FN>
        

</TABLE>