22088665679 has 2 divisors, whose sum is σ = 22088665680. Its totient is φ = 22088665678.

The previous prime is 22088665673. The next prime is 22088665723. The reversal of 22088665679 is 97656688022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22088665679 - 2²⁰ = 22087617103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22088665673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11044332839 + 11044332840.

It is an arithmetic number, because the mean of its divisors is an integer number (11044332840).

Almost surely, 2^22088665679 is an apocalyptic number.

22088665679 is a deficient number, since it is larger than the sum of its proper divisors (1).

22088665679 is an equidigital number, since it uses as much as digits as its factorization.

22088665679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 22088665679 in words is "twenty-two billion, eighty-eight million, six hundred sixty-five thousand, six hundred seventy-nine".