255320764 has 12 divisors (see below), whose sum is σ = 446926984. Its totient is φ = 127627344.

The previous prime is 255320729. The next prime is 255320771. The reversal of 255320764 is 467023552.

It is a hoax number, since the sum of its digits (34) 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, 19474 + ... + 29830.

Almost surely, 2^255320764 is an apocalyptic number.

It is an amenable number.

255320764 is a deficient number, since it is larger than the sum of its proper divisors (191606220).

255320764 is a wasteful number, since it uses less digits than its factorization.

255320764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16524 (or 16522 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 255320764 is about 15978.7597766535. The cubic root of 255320764 is about 634.3983505006.

The spelling of 255320764 in words is "two hundred fifty-five million, three hundred twenty thousand, seven hundred sixty-four".