25412504524 has 24 divisors (see below), whose sum is σ = 48561924096. Its totient is φ = 11539914000.

The previous prime is 25412504483. The next prime is 25412504527. The reversal of 25412504524 is 42540521452.

It is a self number, because there is not a number n which added to its sum of digits gives 25412504524.

It is not an unprimeable number, because it can be changed into a prime (25412504527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234732 + ... + 325459.

It is an arithmetic number, because the mean of its divisors is an integer number (2023413504).

Almost surely, 2^25412504524 is an apocalyptic number.

It is an amenable number.

25412504524 is a deficient number, since it is larger than the sum of its proper divisors (23149419572).

25412504524 is a wasteful number, since it uses less digits than its factorization.

25412504524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561237 (or 561235 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 34.

The spelling of 25412504524 in words is "twenty-five billion, four hundred twelve million, five hundred four thousand, five hundred twenty-four".