255504484872 has 96 divisors (see below), whose sum is σ = 851681638080. Its totient is φ = 67385796480.

The previous prime is 255504484871. The next prime is 255504484889. The reversal of 255504484872 is 278484405552.

255504484872 is a `hidden beast` number, since 2 + 5 + 550 + 4 + 4 + 8 + 4 + 87 + 2 = 666.

It is a super-3 number, since 3×255504484872³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (255504484871) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19491654 + ... + 19504757.

It is an arithmetic number, because the mean of its divisors is an integer number (8871683730).

Almost surely, 2^255504484872 is an apocalyptic number.

It is an amenable number.

255504484872 is an abundant number, since it is smaller than the sum of its proper divisors (596177153208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

255504484872 is a wasteful number, since it uses less digits than its factorization.

255504484872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38996443 (or 38996436 counting only the distinct ones).

The product of its (nonzero) digits is 14336000, while the sum is 54.

The spelling of 255504484872 in words is "two hundred fifty-five billion, five hundred four million, four hundred eighty-four thousand, eight hundred seventy-two".