22566625020613 has 4 divisors (see below), whose sum is σ = 22603802327680. Its totient is φ = 22529447713548.

The previous prime is 22566625020607. The next prime is 22566625020679. The reversal of 22566625020613 is 31602052666522.

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 22566625020613 - 2¹⁷ = 22566624889541 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 (22066625020613) 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, 18588652623 + ... + 18588653836.

It is an arithmetic number, because the mean of its divisors is an integer number (5650950581920).

Almost surely, 2^{22566625020613} is an apocalyptic number.

It is an amenable number.

22566625020613 is a deficient number, since it is larger than the sum of its proper divisors (37177307067).

22566625020613 is an equidigital number, since it uses as much as digits as its factorization.

22566625020613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37177307066.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 22566625020613 in words is "twenty-two trillion, five hundred sixty-six billion, six hundred twenty-five million, twenty thousand, six hundred thirteen".