565053522144623 has 4 divisors (see below), whose sum is σ = 565057762734168. Its totient is φ = 565049281555080.

The previous prime is 565053522144589. The next prime is 565053522144673. The reversal of 565053522144623 is 326441225350565.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 565053522144623 - 2²⁰ = 565053521096047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (565053522144673) 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, 2120094893 + ... + 2120361398.

It is an arithmetic number, because the mean of its divisors is an integer number (141264440683542).

Almost surely, 2^{565053522144623} is an apocalyptic number.

565053522144623 is a deficient number, since it is larger than the sum of its proper divisors (4240589545).

565053522144623 is a wasteful number, since it uses less digits than its factorization.

565053522144623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4240589544.

The product of its (nonzero) digits is 25920000, while the sum is 53.

The spelling of 565053522144623 in words is "five hundred sixty-five trillion, fifty-three billion, five hundred twenty-two million, one hundred forty-four thousand, six hundred twenty-three".