256608126 has 12 divisors (see below), whose sum is σ = 555984312. Its totient is φ = 85536036.

The previous prime is 256608119. The next prime is 256608181. The reversal of 256608126 is 621806652.

256608126 is a `hidden beast` number, since 25 + 6 + 608 + 1 + 26 = 666.

It is a congruent 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, 7127986 + ... + 7128021.

It is an arithmetic number, because the mean of its divisors is an integer number (46332026).

Almost surely, 2^256608126 is an apocalyptic number.

256608126 is an abundant number, since it is smaller than the sum of its proper divisors (299376186).

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

256608126 is a wasteful number, since it uses less digits than its factorization.

256608126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14256015 (or 14256012 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 256608126 is about 16018.9926649587. The cubic root of 256608126 is about 635.4628043673.

The spelling of 256608126 in words is "two hundred fifty-six million, six hundred eight thousand, one hundred twenty-six".