125611817132 has 12 divisors (see below), whose sum is σ = 220637859120. Its totient is φ = 62572428816.

The previous prime is 125611817117. The next prime is 125611817161. The reversal of 125611817132 is 231718116521.

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, 58368728 + ... + 58370879.

It is an arithmetic number, because the mean of its divisors is an integer number (18386488260).

Almost surely, 2^125611817132 is an apocalyptic number.

It is an amenable number.

125611817132 is a deficient number, since it is larger than the sum of its proper divisors (95026041988).

125611817132 is a wasteful number, since it uses less digits than its factorization.

125611817132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116739880 (or 116739878 counting only the distinct ones).

The product of its digits is 20160, while the sum is 38.

The spelling of 125611817132 in words is "one hundred twenty-five billion, six hundred eleven million, eight hundred seventeen thousand, one hundred thirty-two".