Fatto generale: 55321 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 55321 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 55321 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Data storica: June 18th is the day in 1953 that the Egyptian Revolution of 1952 ends with the overthrow of the Muhammad Ali Dynasty and the declaration of the Republic of Egypt.