565163864260666 has 16 divisors (see below), whose sum is σ = 928852083390240. Its totient is φ = 255770863537680.

The previous prime is 565163864260631. The next prime is 565163864260679. The reversal of 565163864260666 is 666062468361565.

It is a super-2 number, since 2×565163864260666² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 565163864260595 and 565163864260604.

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, 56090096616 + ... + 56090106691.

It is an arithmetic number, because the mean of its divisors is an integer number (58053255211890).

Almost surely, 2^{565163864260666} is an apocalyptic number.

565163864260666 is a deficient number, since it is larger than the sum of its proper divisors (363688219129574).

565163864260666 is a wasteful number, since it uses less digits than its factorization.

565163864260666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112180203549.

The product of its (nonzero) digits is 1343692800, while the sum is 70.

The spelling of 565163864260666 in words is "five hundred sixty-five trillion, one hundred sixty-three billion, eight hundred sixty-four million, two hundred sixty thousand, six hundred sixty-six".