5664904536 has 128 divisors (see below), whose sum is σ = 15225292800. Its totient is φ = 1753021440.

The previous prime is 5664904481. The next prime is 5664904559. The reversal of 5664904536 is 6354094665.

It is a happy number.

It is a super-2 number, since 2×5664904536² = 64182286803986750592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2008135 + ... + 2010953.

It is an arithmetic number, because the mean of its divisors is an integer number (118947600).

Almost surely, 2^5664904536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5664904536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7612646400).

5664904536 is an abundant number, since it is smaller than the sum of its proper divisors (9560388264).

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

5664904536 is a wasteful number, since it uses less digits than its factorization.

5664904536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2969 (or 2965 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 48.

The square root of 5664904536 is about 75265.5600922494. The cubic root of 5664904536 is about 1782.6422627680.

The spelling of 5664904536 in words is "five billion, six hundred sixty-four million, nine hundred four thousand, five hundred thirty-six".