25765974117568 has 28 divisors (see below), whose sum is σ = 51141276477720. Its totient is φ = 12879983194112.

The previous prime is 25765974117553. The next prime is 25765974117607. The reversal of 25765974117568 is 86571147956752.

It is a self number, because there is not a number n which added to its sum of digits gives 25765974117568.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46658746 + ... + 47207737.

Almost surely, 2^{25765974117568} is an apocalyptic number.

It is an amenable number.

25765974117568 is a deficient number, since it is larger than the sum of its proper divisors (25375302360152).

25765974117568 is an equidigital number, since it uses as much as digits as its factorization.

25765974117568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93870784 (or 93870774 counting only the distinct ones).

The product of its digits is 889056000, while the sum is 73.

The spelling of 25765974117568 in words is "twenty-five trillion, seven hundred sixty-five billion, nine hundred seventy-four million, one hundred seventeen thousand, five hundred sixty-eight".