5664246544 has 20 divisors (see below), whose sum is σ = 11972157840. Its totient is φ = 2574657440.

The previous prime is 5664246493. The next prime is 5664246557. The reversal of 5664246544 is 4456424665.

It is a happy number.

It is a super-2 number, since 2×5664246544² = 64167377822431887872, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5664246494 and 5664246503.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16091434 + ... + 16091785.

It is an arithmetic number, because the mean of its divisors is an integer number (598607892).

Almost surely, 2^5664246544 is an apocalyptic number.

It is an amenable number.

5664246544 is an abundant number, since it is smaller than the sum of its proper divisors (6307911296).

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

5664246544 is a wasteful number, since it uses less digits than its factorization.

5664246544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32183238 (or 32183232 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 46.

The square root of 5664246544 is about 75261.1888293030. The cubic root of 5664246544 is about 1782.5732407302.

The spelling of 5664246544 in words is "five billion, six hundred sixty-four million, two hundred forty-six thousand, five hundred forty-four".