125536205325031 has 8 divisors (see below), whose sum is σ = 131751493705440. Its totient is φ = 119384016319392.

The previous prime is 125536205325019. The next prime is 125536205325053. The reversal of 125536205325031 is 130523502635521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125536205325031 is a prime.

It is a super-2 number, since 2×125536205325031² (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 (125536205325131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15774839616 + ... + 15774847573.

It is an arithmetic number, because the mean of its divisors is an integer number (16468936713180).

Almost surely, 2^{125536205325031} is an apocalyptic number.

125536205325031 is a deficient number, since it is larger than the sum of its proper divisors (6215288380409).

125536205325031 is a wasteful number, since it uses less digits than its factorization.

125536205325031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31549687385.

The product of its (nonzero) digits is 810000, while the sum is 43.

The spelling of 125536205325031 in words is "one hundred twenty-five trillion, five hundred thirty-six billion, two hundred five million, three hundred twenty-five thousand, thirty-one".