25213480984 has 32 divisors (see below), whose sum is σ = 48565915200. Its totient is φ = 12262752000.

The previous prime is 25213480907. The next prime is 25213480993. The reversal of 25213480984 is 48908431252.

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, 1397332 + ... + 1415260.

It is an arithmetic number, because the mean of its divisors is an integer number (1517684850).

Almost surely, 2^25213480984 is an apocalyptic number.

It is an amenable number.

25213480984 is a deficient number, since it is larger than the sum of its proper divisors (23352434216).

25213480984 is a wasteful number, since it uses less digits than its factorization.

25213480984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22723 (or 22719 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 25213480984 in words is "twenty-five billion, two hundred thirteen million, four hundred eighty thousand, nine hundred eighty-four".