125979168666432 has 112 divisors (see below), whose sum is σ = 333873146783232. Its totient is φ = 41923367523840.

The previous prime is 125979168666431. The next prime is 125979168666511. The reversal of 125979168666432 is 234666861979521.

It is a super-2 number, since 2×125979168666432² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125979168666431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1312412743 + ... + 1312508729.

It is an arithmetic number, because the mean of its divisors is an integer number (2981010239136).

Almost surely, 2^{125979168666432} is an apocalyptic number.

125979168666432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

125979168666432 is an abundant number, since it is smaller than the sum of its proper divisors (207893978116800).

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

125979168666432 is a wasteful number, since it uses less digits than its factorization.

125979168666432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107276 (or 107266 counting only the distinct ones).

The product of its digits is 1410877440, while the sum is 75.

The spelling of 125979168666432 in words is "one hundred twenty-five trillion, nine hundred seventy-nine billion, one hundred sixty-eight million, six hundred sixty-six thousand, four hundred thirty-two".