125138119232 has 42 divisors (see below), whose sum is σ = 288863159382. Its totient is φ = 53630621184.

The previous prime is 125138119207. The next prime is 125138119237. The reversal of 125138119232 is 232911831521.

It can be written as a sum of positive squares in only one way, i.e., 125100860416 + 37258816 = 353696^2 + 6104^2 .

It is not an unprimeable number, because it can be changed into a prime (125138119237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19948733 + ... + 19955004.

It is an arithmetic number, because the mean of its divisors is an integer number (6877694271).

Almost surely, 2^125138119232 is an apocalyptic number.

It is an amenable number.

125138119232 is an abundant number, since it is smaller than the sum of its proper divisors (163725040150).

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

125138119232 is an equidigital number, since it uses as much as digits as its factorization.

125138119232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39903763 (or 39903746 counting only the distinct ones).

The product of its digits is 25920, while the sum is 38.

The spelling of 125138119232 in words is "one hundred twenty-five billion, one hundred thirty-eight million, one hundred nineteen thousand, two hundred thirty-two".