125137513750 has 40 divisors (see below), whose sum is σ = 235115888832. Its totient is φ = 49935900000.

The previous prime is 125137513687. The next prime is 125137513793. The reversal of 125137513750 is 57315731521.

It is a congruent number.

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 19 ways as a sum of consecutive naturals, for example, 407355 + ... + 645145.

Almost surely, 2^125137513750 is an apocalyptic number.

125137513750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125137513750 is a deficient number, since it is larger than the sum of its proper divisors (109978375082).

125137513750 is an equidigital number, since it uses as much as digits as its factorization.

125137513750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238234 (or 238219 counting only the distinct ones).

The product of its (nonzero) digits is 110250, while the sum is 40.

The spelling of 125137513750 in words is "one hundred twenty-five billion, one hundred thirty-seven million, five hundred thirteen thousand, seven hundred fifty".