565504041061 has 4 divisors (see below), whose sum is σ = 565507109632. Its totient is φ = 565500972492.

The previous prime is 565504041029. The next prime is 565504041097. The reversal of 565504041061 is 160140405565.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 565504041061 - 2⁵ = 565504041029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 565504041061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565504041161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1238895 + ... + 1632748.

It is an arithmetic number, because the mean of its divisors is an integer number (141376777408).

Almost surely, 2^565504041061 is an apocalyptic number.

It is an amenable number.

565504041061 is a deficient number, since it is larger than the sum of its proper divisors (3068571).

565504041061 is a wasteful number, since it uses less digits than its factorization.

565504041061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3068570.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 565504041061 in words is "five hundred sixty-five billion, five hundred four million, forty-one thousand, sixty-one".