5636657444 has 24 divisors (see below), whose sum is σ = 10762808448. Its totient is φ = 2561660640.

The previous prime is 5636657423. The next prime is 5636657461. The reversal of 5636657444 is 4447566365.

It is a super-2 number, since 2×5636657444² = 63543814282001226272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5636657392 and 5636657401.

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, 432122 + ... + 444974.

It is an arithmetic number, because the mean of its divisors is an integer number (448450352).

Almost surely, 2^5636657444 is an apocalyptic number.

It is an amenable number.

5636657444 is a deficient number, since it is larger than the sum of its proper divisors (5126151004).

5636657444 is a wasteful number, since it uses less digits than its factorization.

5636657444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22835 (or 22833 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 50.

The square root of 5636657444 is about 75077.6760695215. The cubic root of 5636657444 is about 1779.6743759025.

The spelling of 5636657444 in words is "five billion, six hundred thirty-six million, six hundred fifty-seven thousand, four hundred forty-four".