25957793063616 has 56 divisors (see below), whose sum is σ = 68692698946560. Its totient is φ = 8650997083392.

The previous prime is 25957793063611. The next prime is 25957793063681. The reversal of 25957793063616 is 61636039775952.

It is not an unprimeable number, because it can be changed into a prime (25957793063611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11463876 + ... + 13540163.

Almost surely, 2^{25957793063616} is an apocalyptic number.

It is an amenable number.

25957793063616 is an abundant number, since it is smaller than the sum of its proper divisors (42734905882944).

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

25957793063616 is a wasteful number, since it uses less digits than its factorization.

25957793063616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25009461 (or 25009451 counting only the distinct ones).

The product of its (nonzero) digits is 385786800, while the sum is 69.

The spelling of 25957793063616 in words is "twenty-five trillion, nine hundred fifty-seven billion, seven hundred ninety-three million, sixty-three thousand, six hundred sixteen".