5644579884 has 12 divisors (see below), whose sum is σ = 13170686424. Its totient is φ = 1881526624.

The previous prime is 5644579883. The next prime is 5644579901. The reversal of 5644579884 is 4889754465.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×5644579884² = 63722564133714906912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5644579883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235190817 + ... + 235190840.

It is an arithmetic number, because the mean of its divisors is an integer number (1097557202).

Almost surely, 2^5644579884 is an apocalyptic number.

It is an amenable number.

5644579884 is an abundant number, since it is smaller than the sum of its proper divisors (7526106540).

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

5644579884 is a wasteful number, since it uses less digits than its factorization.

5644579884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470381664 (or 470381662 counting only the distinct ones).

The product of its digits is 38707200, while the sum is 60.

The square root of 5644579884 is about 75130.4191656083. The cubic root of 5644579884 is about 1780.5077754309.

The spelling of 5644579884 in words is "five billion, six hundred forty-four million, five hundred seventy-nine thousand, eight hundred eighty-four".