5665565660111 has 16 divisors (see below), whose sum is σ = 6502673157120. Its totient is φ = 4835397467040.

The previous prime is 5665565660101. The next prime is 5665565660113. The reversal of 5665565660111 is 1110665655665.

It is not a de Polignac number, because 5665565660111 - 2³⁰ = 5664491918287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5665565660113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17119865 + ... + 17447661.

It is an arithmetic number, because the mean of its divisors is an integer number (406417072320).

Almost surely, 2^{5665565660111} is an apocalyptic number.

5665565660111 is a deficient number, since it is larger than the sum of its proper divisors (837107497009).

5665565660111 is a wasteful number, since it uses less digits than its factorization.

5665565660111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338374.

The product of its (nonzero) digits is 4860000, while the sum is 53.

The spelling of 5665565660111 in words is "five trillion, six hundred sixty-five billion, five hundred sixty-five million, six hundred sixty thousand, one hundred eleven".