5665565560665 has 16 divisors (see below), whose sum is σ = 9122643148608. Its totient is φ = 3002388881856.

The previous prime is 5665565560657. The next prime is 5665565560717. The reversal of 5665565560665 is 5660655655665.

It is not a de Polignac number, because 5665565560665 - 2³ = 5665565560657 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5665565560596 and 5665565560605.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1202877807 + ... + 1202882516.

It is an arithmetic number, because the mean of its divisors is an integer number (570165196788).

Almost surely, 2^{5665565560665} is an apocalyptic number.

It is an amenable number.

5665565560665 is a deficient number, since it is larger than the sum of its proper divisors (3457077587943).

5665565560665 is a wasteful number, since it uses less digits than its factorization.

5665565560665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2405760488.

The product of its (nonzero) digits is 729000000, while the sum is 66.

The spelling of 5665565560665 in words is "five trillion, six hundred sixty-five billion, five hundred sixty-five million, five hundred sixty thousand, six hundred sixty-five".