5131918732 has 24 divisors (see below), whose sum is σ = 9043521536. Its totient is φ = 2548082448.

The previous prime is 5131918717. The next prime is 5131918751. The reversal of 5131918732 is 2378191315.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1019173 + ... + 1024195.

Almost surely, 2^5131918732 is an apocalyptic number.

It is an amenable number.

5131918732 is a deficient number, since it is larger than the sum of its proper divisors (3911602804).

5131918732 is a wasteful number, since it uses less digits than its factorization.

5131918732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6757 (or 6755 counting only the distinct ones).

The product of its digits is 45360, while the sum is 40.

The square root of 5131918732 is about 71637.4115389438. The cubic root of 5131918732 is about 1724.8841181834.

The spelling of 5131918732 in words is "five billion, one hundred thirty-one million, nine hundred eighteen thousand, seven hundred thirty-two".