255795656 has 8 divisors (see below), whose sum is σ = 479616870. Its totient is φ = 127897824.

The previous prime is 255795623. The next prime is 255795751. The reversal of 255795656 is 656597552.

It can be written as a sum of positive squares in only one way, i.e., 247558756 + 8236900 = 15734^2 + 2870^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15987221 + ... + 15987236.

Almost surely, 2^255795656 is an apocalyptic number.

It is an amenable number.

255795656 is a deficient number, since it is larger than the sum of its proper divisors (223821214).

255795656 is a wasteful number, since it uses less digits than its factorization.

255795656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31974463 (or 31974459 counting only the distinct ones).

The product of its digits is 2835000, while the sum is 50.

The square root of 255795656 is about 15993.6129751848. The cubic root of 255795656 is about 634.7914300443.

The spelling of 255795656 in words is "two hundred fifty-five million, seven hundred ninety-five thousand, six hundred fifty-six".