Hecho matemático: 54754 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Trivia: 54754 is an uninteresting number.
Fecha histórica: November 28th is the day in 1729 that Natchez Indians massacre 138 Frenchmen, 35 French women, and 56 children at Fort Rosalie, near the site of modern-day Natchez, Mississippi.