125064131790 has 64 divisors (see below), whose sum is σ = 331979006016. Its totient is φ = 29952986112.

The previous prime is 125064131779. The next prime is 125064131849. The reversal of 125064131790 is 97131460521.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4319047 + ... + 4347906.

It is an arithmetic number, because the mean of its divisors is an integer number (5187171969).

Almost surely, 2^125064131790 is an apocalyptic number.

125064131790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125064131790 is an abundant number, since it is smaller than the sum of its proper divisors (206914874226).

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

125064131790 is a wasteful number, since it uses less digits than its factorization.

125064131790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8667013.

The product of its (nonzero) digits is 45360, while the sum is 39.

The spelling of 125064131790 in words is "one hundred twenty-five billion, sixty-four million, one hundred thirty-one thousand, seven hundred ninety".