255810964 has 12 divisors (see below), whose sum is σ = 448321888. Its totient is φ = 127719000.

The previous prime is 255810959. The next prime is 255810983. The reversal of 255810964 is 469018552.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 43512 + ... + 49039.

Almost surely, 2^255810964 is an apocalyptic number.

It is an amenable number.

255810964 is a deficient number, since it is larger than the sum of its proper divisors (192510924).

255810964 is a wasteful number, since it uses less digits than its factorization.

255810964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93246 (or 93244 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 40.

The square root of 255810964 is about 15994.0915340634. The cubic root of 255810964 is about 634.8040927475.

The spelling of 255810964 in words is "two hundred fifty-five million, eight hundred ten thousand, nine hundred sixty-four".