255017750280 has 32 divisors (see below), whose sum is σ = 765053251200. Its totient is φ = 68004733376.

The previous prime is 255017750263. The next prime is 255017750311. The reversal of 255017750280 is 82057710552.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1062573840 + ... + 1062574079.

It is an arithmetic number, because the mean of its divisors is an integer number (23907914100).

Almost surely, 2^255017750280 is an apocalyptic number.

255017750280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255017750280 is an abundant number, since it is smaller than the sum of its proper divisors (510035500920).

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

255017750280 is a wasteful number, since it uses less digits than its factorization.

255017750280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2125147933 (or 2125147929 counting only the distinct ones).

The product of its (nonzero) digits is 196000, while the sum is 42.

The spelling of 255017750280 in words is "two hundred fifty-five billion, seventeen million, seven hundred fifty thousand, two hundred eighty".