255504512 has 16 divisors (see below), whose sum is σ = 509013150. Its totient is φ = 127752192.

The previous prime is 255504503. The next prime is 255504521. The reversal of 255504512 is 215405552.

It is an interprime number because it is at equal distance from previous prime (255504503) and next prime (255504521).

It can be written as a sum of positive squares in only one way, i.e., 245110336 + 10394176 = 15656^2 + 3224^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 997937 + ... + 998192.

Almost surely, 2^255504512 is an apocalyptic number.

It is an amenable number.

255504512 is a deficient number, since it is larger than the sum of its proper divisors (253508638).

255504512 is an equidigital number, since it uses as much as digits as its factorization.

255504512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1996143 (or 1996131 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 255504512 is about 15984.5085004200. The cubic root of 255504512 is about 634.5505009086.

The spelling of 255504512 in words is "two hundred fifty-five million, five hundred four thousand, five hundred twelve".