25349984470688 has 48 divisors (see below), whose sum is σ = 53485190559360. Its totient is φ = 11796232478976.

The previous prime is 25349984470667. The next prime is 25349984470691. The reversal of 25349984470688 is 88607448994352.

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, 465417548 + ... + 465472011.

It is an arithmetic number, because the mean of its divisors is an integer number (1114274803320).

Almost surely, 2^{25349984470688} is an apocalyptic number.

It is an amenable number.

25349984470688 is an abundant number, since it is smaller than the sum of its proper divisors (28135206088672).

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

25349984470688 is a wasteful number, since it uses less digits than its factorization.

25349984470688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930889629 (or 930889621 counting only the distinct ones).

The product of its (nonzero) digits is 3344302080, while the sum is 77.

The spelling of 25349984470688 in words is "twenty-five trillion, three hundred forty-nine billion, nine hundred eighty-four million, four hundred seventy thousand, six hundred eighty-eight".