125172035168 has 24 divisors (see below), whose sum is σ = 246590613360. Its totient is φ = 62545847680.

The previous prime is 125172035167. The next prime is 125172035213. The reversal of 125172035168 is 861530271521.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125172035161) 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, 1204643 + ... + 1304418.

It is an arithmetic number, because the mean of its divisors is an integer number (10274608890).

Almost surely, 2^125172035168 is an apocalyptic number.

It is an amenable number.

125172035168 is a deficient number, since it is larger than the sum of its proper divisors (121418578192).

125172035168 is a wasteful number, since it uses less digits than its factorization.

125172035168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2510630 (or 2510622 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 41.

The spelling of 125172035168 in words is "one hundred twenty-five billion, one hundred seventy-two million, thirty-five thousand, one hundred sixty-eight".