5636999994 has 32 divisors (see below), whose sum is σ = 11546344320. Its totient is φ = 1834140672.

The previous prime is 5636999983. The next prime is 5637000013. The reversal of 5636999994 is 4999996365.

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, 23854 + ... + 108825.

It is an arithmetic number, because the mean of its divisors is an integer number (360823260).

Almost surely, 2^5636999994 is an apocalyptic number.

5636999994 is an abundant number, since it is smaller than the sum of its proper divisors (5909344326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5636999994 is a wasteful number, since it uses less digits than its factorization.

5636999994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132854.

The product of its digits is 127545840, while the sum is 69.

The square root of 5636999994 is about 75079.9573388265. The cubic root of 5636999994 is about 1779.7104265297.

The spelling of 5636999994 in words is "five billion, six hundred thirty-six million, nine hundred ninety-nine thousand, nine hundred ninety-four".