125003791504 has 20 divisors (see below), whose sum is σ = 242205033600. Its totient is φ = 62499266720.

The previous prime is 125003791481. The next prime is 125003791513. The reversal of 125003791504 is 405197300521.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261369 + ... + 564199.

It is an arithmetic number, because the mean of its divisors is an integer number (12110251680).

Almost surely, 2^125003791504 is an apocalyptic number.

It is an amenable number.

125003791504 is a deficient number, since it is larger than the sum of its proper divisors (117201242096).

125003791504 is a wasteful number, since it uses less digits than its factorization.

125003791504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328638 (or 328632 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The spelling of 125003791504 in words is "one hundred twenty-five billion, three million, seven hundred ninety-one thousand, five hundred four".