125116646644 has 12 divisors (see below), whose sum is σ = 238859052768. Its totient is φ = 56871203000.

The previous prime is 125116646639. The next prime is 125116646647. The reversal of 125116646644 is 446646611521.

It is a junction number, because it is equal to n+sod(n) for n = 125116646594 and 125116646603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125116646647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1421780032 + ... + 1421780119.

It is an arithmetic number, because the mean of its divisors is an integer number (19904921064).

Almost surely, 2^125116646644 is an apocalyptic number.

It is an amenable number.

125116646644 is a deficient number, since it is larger than the sum of its proper divisors (113742406124).

125116646644 is a wasteful number, since it uses less digits than its factorization.

125116646644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2843560166 (or 2843560164 counting only the distinct ones).

The product of its digits is 829440, while the sum is 46.

The spelling of 125116646644 in words is "one hundred twenty-five billion, one hundred sixteen million, six hundred forty-six thousand, six hundred forty-four".