5531731172 has 24 divisors (see below), whose sum is σ = 10571027040. Its totient is φ = 2511935360.

The previous prime is 5531731157. The next prime is 5531731181. The reversal of 5531731172 is 2711371355.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16853 + ... + 106524.

It is an arithmetic number, because the mean of its divisors is an integer number (440459460).

Almost surely, 2^5531731172 is an apocalyptic number.

It is an amenable number.

5531731172 is a deficient number, since it is larger than the sum of its proper divisors (5039295868).

5531731172 is a wasteful number, since it uses less digits than its factorization.

5531731172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124411 (or 124409 counting only the distinct ones).

The product of its digits is 22050, while the sum is 35.

The square root of 5531731172 is about 74375.6087168367. The cubic root of 5531731172 is about 1768.5622691255.

The spelling of 5531731172 in words is "five billion, five hundred thirty-one million, seven hundred thirty-one thousand, one hundred seventy-two".