5664758668 has 12 divisors (see below), whose sum is σ = 9957000312. Its totient is φ = 2819901440.

The previous prime is 5664758651. The next prime is 5664758669. The reversal of 5664758668 is 8668574665.

It is a super-2 number, since 2×5664758668² = 64178981533362268448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5664758669) 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, 3118453 + ... + 3120268.

It is an arithmetic number, because the mean of its divisors is an integer number (829750026).

Almost surely, 2^5664758668 is an apocalyptic number.

It is an amenable number.

5664758668 is a deficient number, since it is larger than the sum of its proper divisors (4292241644).

5664758668 is a wasteful number, since it uses less digits than its factorization.

5664758668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6238952 (or 6238950 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 61.

The square root of 5664758668 is about 75264.5910637931. The cubic root of 5664758668 is about 1782.6269619692.

The spelling of 5664758668 in words is "five billion, six hundred sixty-four million, seven hundred fifty-eight thousand, six hundred sixty-eight".