25089909004 has 24 divisors (see below), whose sum is σ = 45427808160. Its totient is φ = 12110657664.

The previous prime is 25089908981. The next prime is 25089909023. The reversal of 25089909004 is 40090998052.

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, 1279377 + ... + 1298839.

It is an arithmetic number, because the mean of its divisors is an integer number (1892825340).

Almost surely, 2^25089909004 is an apocalyptic number.

It is an amenable number.

25089909004 is a deficient number, since it is larger than the sum of its proper divisors (20337899156).

25089909004 is a wasteful number, since it uses less digits than its factorization.

25089909004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30609 (or 30607 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 25089909004 in words is "twenty-five billion, eighty-nine million, nine hundred nine thousand, four".