25365395004 has 24 divisors (see below), whose sum is σ = 59319536640. Its totient is φ = 8436043824.

The previous prime is 25365394961. The next prime is 25365395017. The reversal of 25365395004 is 40059356352.

It is a happy number.

It is a congruent number.

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, 2380444 + ... + 2391075.

It is an arithmetic number, because the mean of its divisors is an integer number (2471647360).

Almost surely, 2^25365395004 is an apocalyptic number.

It is an amenable number.

25365395004 is an abundant number, since it is smaller than the sum of its proper divisors (33954141636).

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

25365395004 is a wasteful number, since it uses less digits than its factorization.

25365395004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4771969 (or 4771967 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 42.

The spelling of 25365395004 in words is "twenty-five billion, three hundred sixty-five million, three hundred ninety-five thousand, four".