Fait général: 5535 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 5535 is an uninteresting number.
Culture générale: 5535 is an unremarkable number.
Date historique: February 25th is the day in 1928 that Charles Jenkins Laboratories of Washington, D.C. becomes the first holder of a television license from the Federal Radio Commission.