255310590992 has 10 divisors (see below), whose sum is σ = 494664270078. Its totient is φ = 127655295488.

The previous prime is 255310590961. The next prime is 255310591001. The reversal of 255310590992 is 299095013552.

It can be written as a sum of positive squares in only one way, i.e., 167431545856 + 87879045136 = 409184^2 + 296444^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 255310590992.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7978455953 + ... + 7978455984.

Almost surely, 2^255310590992 is an apocalyptic number.

It is an amenable number.

255310590992 is a deficient number, since it is larger than the sum of its proper divisors (239353679086).

255310590992 is a wasteful number, since it uses less digits than its factorization.

255310590992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15956911945 (or 15956911939 counting only the distinct ones).

The product of its (nonzero) digits is 1093500, while the sum is 50.

The spelling of 255310590992 in words is "two hundred fifty-five billion, three hundred ten million, five hundred ninety thousand, nine hundred ninety-two".