22206026797 has 2 divisors, whose sum is σ = 22206026798. Its totient is φ = 22206026796.

The previous prime is 22206026789. The next prime is 22206026809. The reversal of 22206026797 is 79762060222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15981763561 + 6224263236 = 126419^2 + 78894^2 .

It is a cyclic number.

It is not a de Polignac number, because 22206026797 - 2³ = 22206026789 is a prime.

It is a super-2 number, since 2×22206026797² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22206026737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11103013398 + 11103013399.

It is an arithmetic number, because the mean of its divisors is an integer number (11103013399).

Almost surely, 2^22206026797 is an apocalyptic number.

It is an amenable number.

22206026797 is a deficient number, since it is larger than the sum of its proper divisors (1).

22206026797 is an equidigital number, since it uses as much as digits as its factorization.

22206026797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 43.

The spelling of 22206026797 in words is "twenty-two billion, two hundred six million, twenty-six thousand, seven hundred ninety-seven".