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: 1620
DATED: DECEMBER 4, 1997
MERRILL LYNCH & CO., INC.
MEDIUM-TERM NOTES, SERIES B
DUE NINE MONTHS OR MORE FROM DATE OF ISSUE
FLOATING RATE NOTES
BASE RATE: LIBOR
INDEX MATURITY: Three Month
TRADE DATE: December 4, 1997
SETTLEMENT DATE: December 9, 1997
MATURITY DATE: December 9, 1999
REDEMPTION DATE: N/A
OPTIONAL REPAYMENT DATES: N/A
SPREAD: 0.020%
(plus two bps)
COMMISSION: 0.175%
SPREAD MULTIPLIER: N/A
MAXIMUM INTEREST RATE: N/A
MINIMUM INTEREST RATE: N/A
INTEREST RESET DATES: Quarterly
INTEREST PAYMENT DATES: The 9th of March, June, September and December commencing March
1998 through Maturity, subject to Modified Following Business Day
Convention.
INITIAL INTEREST RATE: TBD, December 5, 1997
FORM: Book-entry