22712667513 has 4 divisors (see below), whose sum is σ = 30283556688. Its totient is φ = 15141778340.

The previous prime is 22712667457. The next prime is 22712667533. The reversal of 22712667513 is 31576621722.

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 22712667513 - 2⁹ = 22712667001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22712667533) 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, 3785444583 + ... + 3785444588.

It is an arithmetic number, because the mean of its divisors is an integer number (7570889172).

Almost surely, 2^22712667513 is an apocalyptic number.

It is an amenable number.

22712667513 is a deficient number, since it is larger than the sum of its proper divisors (7570889175).

22712667513 is an equidigital number, since it uses as much as digits as its factorization.

22712667513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7570889174.

The product of its digits is 211680, while the sum is 42.

The spelling of 22712667513 in words is "twenty-two billion, seven hundred twelve million, six hundred sixty-seven thousand, five hundred thirteen".