565263158008013 has 4 divisors (see below), whose sum is σ = 565279434444540. Its totient is φ = 565246881571488.

The previous prime is 565263158008001. The next prime is 565263158008091. The reversal of 565263158008013 is 310800851362565.

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

It can be written as a sum of positive squares in 2 ways, for example, as 256617395795524 + 308645762212489 = 16019282^2 + 17568317^2 .

It is a cyclic number.

It is not a de Polignac number, because 565263158008013 - 2¹⁴ = 565263157991629 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 (565263158008093) 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 3 ways as a sum of consecutive naturals, for example, 8138166170 + ... + 8138235627.

It is an arithmetic number, because the mean of its divisors is an integer number (141319858611135).

Almost surely, 2^{565263158008013} is an apocalyptic number.

It is an amenable number.

565263158008013 is a deficient number, since it is larger than the sum of its proper divisors (16276436527).

565263158008013 is a wasteful number, since it uses less digits than its factorization.

565263158008013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16276436526.

The product of its (nonzero) digits is 5184000, while the sum is 53.

The spelling of 565263158008013 in words is "five hundred sixty-five trillion, two hundred sixty-three billion, one hundred fifty-eight million, eight thousand, thirteen".