25673860012 has 6 divisors (see below), whose sum is σ = 44929255028. Its totient is φ = 12836930004.

The previous prime is 25673860007. The next prime is 25673860097. The reversal of 25673860012 is 21006837652.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3209232498 + ... + 3209232505.

Almost surely, 2^25673860012 is an apocalyptic number.

It is an amenable number.

25673860012 is a deficient number, since it is larger than the sum of its proper divisors (19255395016).

25673860012 is a wasteful number, since it uses less digits than its factorization.

25673860012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6418465007 (or 6418465005 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 25673860012 in words is "twenty-five billion, six hundred seventy-three million, eight hundred sixty thousand, twelve".