125817634264 has 32 divisors (see below), whose sum is σ = 269640352800. Its totient is φ = 53915616000.

The previous prime is 125817634259. The next prime is 125817634291. The reversal of 125817634264 is 462436718521.

It is a congruent number.

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, 377014 + ... + 627514.

It is an arithmetic number, because the mean of its divisors is an integer number (8426261025).

Almost surely, 2^125817634264 is an apocalyptic number.

125817634264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

125817634264 is an abundant number, since it is smaller than the sum of its proper divisors (143822718536).

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

125817634264 is a wasteful number, since it uses less digits than its factorization.

125817634264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259483 (or 259479 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 49.

The spelling of 125817634264 in words is "one hundred twenty-five billion, eight hundred seventeen million, six hundred thirty-four thousand, two hundred sixty-four".