Hecho general: 7557 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Hecho matemático: 7557 is a palindrome that is the sum of the first 37 palindromes.
Trivia: 7557 is an uninteresting number.
Fecha histórica: September 8th is the day in 1952 that the Canadian Broadcasting Corporation makes its first televised broadcast on the second escape of the Boyd Gang.