5665565665996 has 24 divisors (see below), whose sum is σ = 10498562580240. Its totient is φ = 2665995489792.

The previous prime is 5665565665987. The next prime is 5665565666011. The reversal of 5665565665996 is 6995665655665.

It is a super-3 number, since 3×5665565665996³ (a number of 39 digits) contains 333 as substring.

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, 1193961 + ... + 3571648.

It is an arithmetic number, because the mean of its divisors is an integer number (437440107510).

Almost surely, 2^{5665565665996} is an apocalyptic number.

It is an amenable number.

5665565665996 is a deficient number, since it is larger than the sum of its proper divisors (4832996914244).

5665565665996 is a wasteful number, since it uses less digits than its factorization.

5665565665996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4783113 (or 4783111 counting only the distinct ones).

The product of its digits is 11809800000, while the sum is 79.

The spelling of 5665565665996 in words is "five trillion, six hundred sixty-five billion, five hundred sixty-five million, six hundred sixty-five thousand, nine hundred ninety-six".