5665565616616 has 32 divisors (see below), whose sum is σ = 10693013613480. Its totient is φ = 2814138835200.

The previous prime is 5665565616593. The next prime is 5665565616653. The reversal of 5665565616616 is 6166165655665.

It can be written as a sum of positive squares in 4 ways, for example, as 5207569640100 + 457995976516 = 2282010^2 + 676754^2 .

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, 1677555 + ... + 3761026.

Almost surely, 2^{5665565616616} is an apocalyptic number.

It is an amenable number.

5665565616616 is a deficient number, since it is larger than the sum of its proper divisors (5027447996864).

5665565616616 is a wasteful number, since it uses less digits than its factorization.

5665565616616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5439445 (or 5439441 counting only the distinct ones).

The product of its digits is 174960000, while the sum is 64.

The spelling of 5665565616616 in words is "five trillion, six hundred sixty-five billion, five hundred sixty-five million, six hundred sixteen thousand, six hundred sixteen".