2556322504 has 16 divisors (see below), whose sum is σ = 5075052300. Its totient is φ = 1202975232.

The previous prime is 2556322501. The next prime is 2556322519. The reversal of 2556322504 is 4052236552.

It can be written as a sum of positive squares in 2 ways, for example, as 2076624900 + 479697604 = 45570^2 + 21902^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 2556322504.

It is not an unprimeable number, because it can be changed into a prime (2556322501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9398109 + ... + 9398380.

Almost surely, 2^2556322504 is an apocalyptic number.

It is an amenable number.

2556322504 is a deficient number, since it is larger than the sum of its proper divisors (2518729796).

2556322504 is a wasteful number, since it uses less digits than its factorization.

2556322504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18796512 (or 18796508 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

The square root of 2556322504 is about 50560.0880537208. The cubic root of 2556322504 is about 1367.3253986679.

The spelling of 2556322504 in words is "two billion, five hundred fifty-six million, three hundred twenty-two thousand, five hundred four".