25861472364 has 96 divisors (see below), whose sum is σ = 76664713216. Its totient is φ = 6600579840.

The previous prime is 25861472363. The next prime is 25861472369. The reversal of 25861472364 is 46327416852.

It is not an unprimeable number, because it can be changed into a prime (25861472363) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 348127 + ... + 415830.

Almost surely, 2^25861472364 is an apocalyptic number.

It is an amenable number.

25861472364 is an abundant number, since it is smaller than the sum of its proper divisors (50803240852).

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

25861472364 is a wasteful number, since it uses less digits than its factorization.

25861472364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764015 (or 764013 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 48.

The spelling of 25861472364 in words is "twenty-five billion, eight hundred sixty-one million, four hundred seventy-two thousand, three hundred sixty-four".