255039532902 has 64 divisors (see below), whose sum is σ = 706603046400. Its totient is φ = 66244033440.

The previous prime is 255039532883. The next prime is 255039532919. The reversal of 255039532902 is 209235930552.

255039532902 is a `hidden beast` number, since 2 + 5 + 503 + 9 + 53 + 2 + 90 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30664377 + ... + 30672692.

It is an arithmetic number, because the mean of its divisors is an integer number (11040672600).

Almost surely, 2^255039532902 is an apocalyptic number.

255039532902 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

255039532902 is an abundant number, since it is smaller than the sum of its proper divisors (451563513498).

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

255039532902 is a wasteful number, since it uses less digits than its factorization.

255039532902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61337098 (or 61337092 counting only the distinct ones).

The product of its (nonzero) digits is 729000, while the sum is 45.

The spelling of 255039532902 in words is "two hundred fifty-five billion, thirty-nine million, five hundred thirty-two thousand, nine hundred two".