How do you say 7-14-21-77 in spanish?

Veintitrés de febrero, mil novecientos setenta y siete.

Twenty-tree of February, one thousand nine hundred seventy-seven.

BEH/een-tee-TRES

deh

feh-BREH-roh

Meel

noh-beh-see/EN-tohs

seh-TEN-tah

ee

see/EH-teh