125136326624 has 24 divisors (see below), whose sum is σ = 246377457648. Its totient is φ = 62564273920.

The previous prime is 125136326617. The next prime is 125136326657. The reversal of 125136326624 is 426623631521.

It is a super-2 number, since 2×125136326624² (a number of 23 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 441389 + ... + 667155.

It is an arithmetic number, because the mean of its divisors is an integer number (10265727402).

Almost surely, 2^125136326624 is an apocalyptic number.

It is an amenable number.

125136326624 is a deficient number, since it is larger than the sum of its proper divisors (121241131024).

125136326624 is a wasteful number, since it uses less digits than its factorization.

125136326624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243098 (or 243090 counting only the distinct ones).

The product of its digits is 311040, while the sum is 41.

The spelling of 125136326624 in words is "one hundred twenty-five billion, one hundred thirty-six million, three hundred twenty-six thousand, six hundred twenty-four".