25604674676 has 48 divisors (see below), whose sum is σ = 51380324352. Its totient is φ = 10936869600.

The previous prime is 25604674639. The next prime is 25604674717. The reversal of 25604674676 is 67647640652.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16944761 + ... + 16946271.

It is an arithmetic number, because the mean of its divisors is an integer number (1070423424).

Almost surely, 2^25604674676 is an apocalyptic number.

It is an amenable number.

25604674676 is an abundant number, since it is smaller than the sum of its proper divisors (25775649676).

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

25604674676 is a wasteful number, since it uses less digits than its factorization.

25604674676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3140 (or 3138 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 53.

The spelling of 25604674676 in words is "twenty-five billion, six hundred four million, six hundred seventy-four thousand, six hundred seventy-six".