256090059 has 32 divisors (see below), whose sum is σ = 394094400. Its totient is φ = 164229120.

The previous prime is 256090019. The next prime is 256090063. The reversal of 256090059 is 950090652.

256090059 is a `hidden beast` number, since 2 + 560 + 90 + 0 + 5 + 9 = 666.

It is not a de Polignac number, because 256090059 - 2⁷ = 256089931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (256090019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79227 + ... + 82395.

It is an arithmetic number, because the mean of its divisors is an integer number (12315450).

Almost surely, 2^256090059 is an apocalyptic number.

256090059 is a deficient number, since it is larger than the sum of its proper divisors (138004341).

256090059 is a wasteful number, since it uses less digits than its factorization.

256090059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3292 (or 3286 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 256090059 is about 16002.8140962769. The cubic root of 256090059 is about 635.0348702615.

The spelling of 256090059 in words is "two hundred fifty-six million, ninety thousand, fifty-nine".