5537631731 has 16 divisors (see below), whose sum is σ = 6139312704. Its totient is φ = 4968167424.

The previous prime is 5537631721. The next prime is 5537631761. The reversal of 5537631731 is 1371367355.

It is a cyclic number.

It is not a de Polignac number, because 5537631731 - 2¹⁸ = 5537369587 is a prime.

It is a super-2 number, since 2×5537631731² = 61330730376356112722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5537631721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90395 + ... + 138731.

It is an arithmetic number, because the mean of its divisors is an integer number (383707044).

Almost surely, 2^5537631731 is an apocalyptic number.

5537631731 is a deficient number, since it is larger than the sum of its proper divisors (601680973).

5537631731 is a wasteful number, since it uses less digits than its factorization.

5537631731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48670.

The product of its digits is 198450, while the sum is 41.

The square root of 5537631731 is about 74415.2654433215. The cubic root of 5537631731 is about 1769.1908726890.

The spelling of 5537631731 in words is "five billion, five hundred thirty-seven million, six hundred thirty-one thousand, seven hundred thirty-one".