125987310432 has 36 divisors (see below), whose sum is σ = 358276414860. Its totient is φ = 41995770048.

The previous prime is 125987310409. The next prime is 125987310451. The reversal of 125987310432 is 234013789521.

It is a happy number.

125987310432 is a `hidden beast` number, since 1 + 2 + 598 + 7 + 3 + 10 + 43 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 218727682 + ... + 218728257.

It is an arithmetic number, because the mean of its divisors is an integer number (9952122635).

Almost surely, 2^125987310432 is an apocalyptic number.

125987310432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125987310432 is an abundant number, since it is smaller than the sum of its proper divisors (232289104428).

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

125987310432 is a wasteful number, since it uses less digits than its factorization.

125987310432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437455955 (or 437455944 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 125987310432 in words is "one hundred twenty-five billion, nine hundred eighty-seven million, three hundred ten thousand, four hundred thirty-two".