<TABLE> <S> <C>

<PAGE>
<ARTICLE> 9
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE ANNUAL
REPORT ON FORM 10-K DATED MARCH 19, 1996 FOR THE PERIOD ENDED DECEMBER 31, 1995
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL INFORMATION.
</LEGEND>
<MULTIPLIER> 1,000,000
       
<S>                             <C>
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-START>                             JAN-01-1995
<PERIOD-END>                               DEC-31-1995
<CASH>                                           3,375
<INT-BEARING-DEPOSITS>                               0
<FED-FUNDS-SOLD>                                   177
<TRADING-ASSETS>                                     0
<INVESTMENTS-HELD-FOR-SALE>                      8,920
<INVESTMENTS-CARRYING>                               0
<INVESTMENTS-MARKET>                                 0
<LOANS>                                         35,582
<ALLOWANCE>                                      1,794
<TOTAL-ASSETS>                                  50,316
<DEPOSITS>                                      38,982
<SHORT-TERM>                                     2,976
<LIABILITIES-OTHER>                              1,156
<LONG-TERM>                                      3,049
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                        489
<COMMON>                                           235
<OTHER-SE>                                       3,331
<TOTAL-LIABILITIES-AND-EQUITY>                  50,316
<INTEREST-LOAN>                                  3,403
<INTEREST-INVEST>                                  599
<INTEREST-OTHER>                                     7
<INTEREST-TOTAL>                                 4,085
<INTEREST-DEPOSIT>                                 997
<INTEREST-EXPENSE>                               1,431
<INTEREST-INCOME-NET>                            2,654
<LOAN-LOSSES>                                        0
<SECURITIES-GAINS>                                (17)
<EXPENSE-OTHER>                                  2,201
<INCOME-PRETAX>                                  1,777
<INCOME-PRE-EXTRAORDINARY>                       1,032
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     1,032
<EPS-PRIMARY>                                    20.37
<EPS-DILUTED>                                    19.90
<YIELD-ACTUAL>                                    6.08
<LOANS-NON>                                        538
<LOANS-PAST>                                       144
<LOANS-TROUBLED>                                    14
<LOANS-PROBLEM>                                      0
<ALLOWANCE-OPEN>                                 2,082
<CHARGE-OFFS>                                      422
<RECOVERIES>                                       134
<ALLOWANCE-CLOSE>                                1,794
<ALLOWANCE-DOMESTIC>                                 0
<ALLOWANCE-FOREIGN>                                  0
<ALLOWANCE-UNALLOCATED>                            939
        

</TABLE>