256914874075 has 6 divisors (see below), whose sum is σ = 318574443884. Its totient is φ = 205531899240.

The previous prime is 256914874043. The next prime is 256914874087. The reversal of 256914874075 is 570478419652.

It is not a de Polignac number, because 256914874075 - 2⁵ = 256914874043 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5138297457 + ... + 5138297506.

Almost surely, 2^256914874075 is an apocalyptic number.

256914874075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

256914874075 is a deficient number, since it is larger than the sum of its proper divisors (61659569809).

256914874075 is a wasteful number, since it uses less digits than its factorization.

256914874075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10276594973 (or 10276594968 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 58.

The spelling of 256914874075 in words is "two hundred fifty-six billion, nine hundred fourteen million, eight hundred seventy-four thousand, seventy-five".