125525442504312 has 48 divisors (see below), whose sum is σ = 340479059065080. Its totient is φ = 41778513374400.

The previous prime is 125525442504307. The next prime is 125525442504331. The reversal of 125525442504312 is 213405244525521.

125525442504312 is a `hidden beast` number, since 1 + 2 + 5 + 5 + 2 + 544 + 2 + 50 + 43 + 12 = 666.

It is a super-2 number, since 2×125525442504312² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1318718614 + ... + 1318813797.

Almost surely, 2^{125525442504312} is an apocalyptic number.

125525442504312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125525442504312 is an abundant number, since it is smaller than the sum of its proper divisors (214953616560768).

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

125525442504312 is a wasteful number, since it uses less digits than its factorization.

125525442504312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2637533084 (or 2637533077 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 45.

The spelling of 125525442504312 in words is "one hundred twenty-five trillion, five hundred twenty-five billion, four hundred forty-two million, five hundred four thousand, three hundred twelve".