22672013243665 has 4 divisors (see below), whose sum is σ = 27206415892404. Its totient is φ = 18137610594928.

The previous prime is 22672013243653. The next prime is 22672013243687. The reversal of 22672013243665 is 56634231027622.

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 8731221258496 + 13940791985169 = 2954864^2 + 3733737^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22672013243665 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2267201324362 + ... + 2267201324371.

It is an arithmetic number, because the mean of its divisors is an integer number (6801603973101).

Almost surely, 2^{22672013243665} is an apocalyptic number.

It is an amenable number.

22672013243665 is a deficient number, since it is larger than the sum of its proper divisors (4534402648739).

22672013243665 is an equidigital number, since it uses as much as digits as its factorization.

22672013243665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4534402648738.

The product of its (nonzero) digits is 4354560, while the sum is 49.

The spelling of 22672013243665 in words is "twenty-two trillion, six hundred seventy-two billion, thirteen million, two hundred forty-three thousand, six hundred sixty-five".