5638360994 has 16 divisors (see below), whose sum is σ = 9666930048. Its totient is φ = 2416148352.

The previous prime is 5638360991. The next prime is 5638360997. The reversal of 5638360994 is 4990638365.

It is an interprime number because it is at equal distance from previous prime (5638360991) and next prime (5638360997).

It is a super-2 number, since 2×5638360994² = 63582229397321336072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5638360991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128882 + ... + 166994.

It is an arithmetic number, because the mean of its divisors is an integer number (604183128).

Almost surely, 2^5638360994 is an apocalyptic number.

5638360994 is a deficient number, since it is larger than the sum of its proper divisors (4028569054).

5638360994 is a wasteful number, since it uses less digits than its factorization.

5638360994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48689.

The product of its (nonzero) digits is 4199040, while the sum is 53.

The square root of 5638360994 is about 75089.0204623818. The cubic root of 5638360994 is about 1779.8536463855.

The spelling of 5638360994 in words is "five billion, six hundred thirty-eight million, three hundred sixty thousand, nine hundred ninety-four".