5631116018 has 32 divisors (see below), whose sum is σ = 9278865792. Its totient is φ = 2541801600.

The previous prime is 5631115999. The next prime is 5631116027. The reversal of 5631116018 is 8106111365.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2016203 + ... + 2018993.

It is an arithmetic number, because the mean of its divisors is an integer number (289964556).

Almost surely, 2^5631116018 is an apocalyptic number.

5631116018 is a deficient number, since it is larger than the sum of its proper divisors (3647749774).

5631116018 is a wasteful number, since it uses less digits than its factorization.

5631116018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3410.

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 5631116018 is about 75040.7623761912. The cubic root of 5631116018 is about 1779.0909824349.

The spelling of 5631116018 in words is "five billion, six hundred thirty-one million, one hundred sixteen thousand, eighteen".