256062775 has 12 divisors (see below), whose sum is σ = 320664744. Its totient is φ = 202820000.

The previous prime is 256062743. The next prime is 256062787. The reversal of 256062775 is 577260652.

It is not a de Polignac number, because 256062775 - 2⁵ = 256062743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48181 + ... + 53230.

It is an arithmetic number, because the mean of its divisors is an integer number (26722062).

Almost surely, 2^256062775 is an apocalyptic number.

256062775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

256062775 is a deficient number, since it is larger than the sum of its proper divisors (64601969).

256062775 is a wasteful number, since it uses less digits than its factorization.

256062775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101522 (or 101517 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 40.

The square root of 256062775 is about 16001.9615985041. The cubic root of 256062775 is about 635.0123171191.

The spelling of 256062775 in words is "two hundred fifty-six million, sixty-two thousand, seven hundred seventy-five".