25464346372 has 24 divisors (see below), whose sum is σ = 44895888576. Its totient is φ = 12637176288.

The previous prime is 25464346367. The next prime is 25464346403. The reversal of 25464346372 is 27364346452.

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, 428338 + ... + 484150.

It is an arithmetic number, because the mean of its divisors is an integer number (1870662024).

Almost surely, 2^25464346372 is an apocalyptic number.

It is an amenable number.

25464346372 is a deficient number, since it is larger than the sum of its proper divisors (19431542204).

25464346372 is a wasteful number, since it uses less digits than its factorization.

25464346372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56667 (or 56665 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 46.

The spelling of 25464346372 in words is "twenty-five billion, four hundred sixty-four million, three hundred forty-six thousand, three hundred seventy-two".