46172516931 has 12 divisors (see below), whose sum is σ = 68496166752. Its totient is φ = 29949740496.

The previous prime is 46172516903. The next prime is 46172516939. The reversal of 46172516931 is 13961527164.

46172516931 is a `hidden beast` number, since 4 + 61 + 72 + 516 + 9 + 3 + 1 = 666.

It is not a de Polignac number, because 46172516931 - 2¹⁷ = 46172385859 is a prime.

It is a super-2 number, since 2×46172516931² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (46172516939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69327771 + ... + 69328436.

It is an arithmetic number, because the mean of its divisors is an integer number (5708013896).

Almost surely, 2^46172516931 is an apocalyptic number.

46172516931 is a deficient number, since it is larger than the sum of its proper divisors (22323649821).

46172516931 is a wasteful number, since it uses less digits than its factorization.

46172516931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138656250 (or 138656247 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The spelling of 46172516931 in words is "forty-six billion, one hundred seventy-two million, five hundred sixteen thousand, nine hundred thirty-one".