25957255716 has 36 divisors (see below), whose sum is σ = 74987628352. Its totient is φ = 7416358704.

The previous prime is 25957255697. The next prime is 25957255741. The reversal of 25957255716 is 61755275952.

25957255716 is a `hidden beast` number, since 2 + 5 + 9 + 5 + 72 + 557 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51502240 + ... + 51502743.

Almost surely, 2^25957255716 is an apocalyptic number.

It is an amenable number.

25957255716 is an abundant number, since it is smaller than the sum of its proper divisors (49030372636).

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

25957255716 is a wasteful number, since it uses less digits than its factorization.

25957255716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103005000 (or 103004995 counting only the distinct ones).

The product of its digits is 6615000, while the sum is 54.

The spelling of 25957255716 in words is "twenty-five billion, nine hundred fifty-seven million, two hundred fifty-five thousand, seven hundred sixteen".