2539256804 has 24 divisors (see below), whose sum is σ = 5125982400. Its totient is φ = 1078081056.

The previous prime is 2539256771. The next prime is 2539256873. The reversal of 2539256804 is 4086529352.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420779 + ... + 426770.

It is an arithmetic number, because the mean of its divisors is an integer number (213582600).

Almost surely, 2^2539256804 is an apocalyptic number.

It is an amenable number.

2539256804 is an abundant number, since it is smaller than the sum of its proper divisors (2586725596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2539256804 is a wasteful number, since it uses less digits than its factorization.

2539256804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847667 (or 847665 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 44.

The square root of 2539256804 is about 50391.0389255868. The cubic root of 2539256804 is about 1364.2759028571.

The spelling of 2539256804 in words is "two billion, five hundred thirty-nine million, two hundred fifty-six thousand, eight hundred four".