8231136016 has 40 divisors (see below), whose sum is σ = 16247534744. Its totient is φ = 4038543360.

The previous prime is 8231135987. The next prime is 8231136049. The reversal of 8231136016 is 6106311328.

It can be written as a sum of positive squares in 4 ways, for example, as 3920400 + 8227215616 = 1980^2 + 90704^2 .

It is a super-2 number, since 2×8231136016² (a number of 21 digits) contains 22 as substring.

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, 412870 + ... + 432346.

Almost surely, 2^8231136016 is an apocalyptic number.

It is an amenable number.

8231136016 is a deficient number, since it is larger than the sum of its proper divisors (8016398728).

8231136016 is a wasteful number, since it uses less digits than its factorization.

8231136016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19979 (or 19973 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 8231136016 is about 90725.6083804347. The cubic root of 8231136016 is about 2019.0787564718.

The spelling of 8231136016 in words is "eight billion, two hundred thirty-one million, one hundred thirty-six thousand, sixteen".