5564856640 has 56 divisors (see below), whose sum is σ = 15144365952. Its totient is φ = 1907950080.

The previous prime is 5564856623. The next prime is 5564856707. The reversal of 5564856640 is 466584655.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

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, 1239916 + ... + 1244395.

Almost surely, 2^5564856640 is an apocalyptic number.

It is an amenable number.

5564856640 is an abundant number, since it is smaller than the sum of its proper divisors (9579509312).

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

5564856640 is a wasteful number, since it uses less digits than its factorization.

5564856640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2484335 (or 2484325 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 49.

The square root of 5564856640 is about 74597.9667283231. The cubic root of 5564856640 is about 1772.0854519409.

The spelling of 5564856640 in words is "five billion, five hundred sixty-four million, eight hundred fifty-six thousand, six hundred forty".