125442251924 has 24 divisors (see below), whose sum is σ = 241949543808. Its totient is φ = 56431376640.

The previous prime is 125442251863. The next prime is 125442251929. The reversal of 125442251924 is 429152244521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125442251929) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 14691404 + ... + 14699939.

It is an arithmetic number, because the mean of its divisors is an integer number (10081230992).

Almost surely, 2^125442251924 is an apocalyptic number.

It is an amenable number.

125442251924 is a deficient number, since it is larger than the sum of its proper divisors (116507291884).

125442251924 is a wasteful number, since it uses less digits than its factorization.

125442251924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29391455 (or 29391453 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

The spelling of 125442251924 in words is "one hundred twenty-five billion, four hundred forty-two million, two hundred fifty-one thousand, nine hundred twenty-four".