22007679497 has 2 divisors, whose sum is σ = 22007679498. Its totient is φ = 22007679496.

The previous prime is 22007679493. The next prime is 22007679521. The reversal of 22007679497 is 79497670022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21375609616 + 632069881 = 146204^2 + 25141^2 .

It is a cyclic number.

It is not a de Polignac number, because 22007679497 - 2² = 22007679493 is a prime.

It is not a weakly prime, because it can be changed into another prime (22007679493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11003839748 + 11003839749.

It is an arithmetic number, because the mean of its divisors is an integer number (11003839749).

Almost surely, 2^22007679497 is an apocalyptic number.

It is an amenable number.

22007679497 is a deficient number, since it is larger than the sum of its proper divisors (1).

22007679497 is an equidigital number, since it uses as much as digits as its factorization.

22007679497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2667168, while the sum is 53.

The spelling of 22007679497 in words is "twenty-two billion, seven million, six hundred seventy-nine thousand, four hundred ninety-seven".