255856676 has 12 divisors (see below), whose sum is σ = 463189020. Its totient is φ = 123516960.

The previous prime is 255856661. The next prime is 255856703. The reversal of 255856676 is 676658552.

It can be written as a sum of positive squares in 2 ways, for example, as 121528576 + 134328100 = 11024^2 + 11590^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1102715 + ... + 1102946.

It is an arithmetic number, because the mean of its divisors is an integer number (38599085).

Almost surely, 2^255856676 is an apocalyptic number.

It is an amenable number.

255856676 is a deficient number, since it is larger than the sum of its proper divisors (207332344).

255856676 is a wasteful number, since it uses less digits than its factorization.

255856676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2205694 (or 2205692 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 50.

The square root of 255856676 is about 15995.5204979394. The cubic root of 255856676 is about 634.8419024852.

The spelling of 255856676 in words is "two hundred fifty-five million, eight hundred fifty-six thousand, six hundred seventy-six".