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FILE NO. 333-28537
RULE 424(B)(3)
PROSPECTUS SUPPLEMENT
(TO PROSPECTUS DATED JULY 7, 1997)
(TO PROSPECTUS SUPPLEMENT DATED JULY 7, 1997)
PROSPECTUS NUMBER: 1637
DATED: JANUARY 13, 1998
MERRILL LYNCH & CO., INC.
MEDIUM-TERM NOTES, SERIES B
DUE NINE MONTHS OR MORE FROM DATE OF ISSUE
FLOATING RATE NOTES
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<S> <C>
BASE RATE: LIBOR
INDEX MATURITY: Three Month
TRADE DATE: January 13, 1998
SETTLEMENT DATE: January 16, 1998
MATURITY DATE: July 16, 2001
REDEMPTION DATE: N/A
OPTIONAL REPAYMENT DATES: N/A
SPREAD: 0.1000% (Plus ten bps)
COMMISSION: 0.250%
SPREAD MULTIPLIER: N/A
MAXIMUM INTEREST RATE: N/A
MINIMUM INTEREST RATE: N/A
INTEREST RESET DATES: Quarterly
INTEREST PAYMENT DATES: The 16th of each January, April, July, and October, commencing on April 16,
1998 through and including the Maturity Date; subject to the modified
following business day convention.
INITIAL INTEREST RATE: 5.73%
FORM: Book-entry
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CUSIP # 59018SZJ6
PRINCIPAL $35,000,000.00