22770518269 has 2 divisors, whose sum is σ = 22770518270. Its totient is φ = 22770518268.

The previous prime is 22770518263. The next prime is 22770518293. The reversal of 22770518269 is 96281507722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16740995769 + 6029522500 = 129387^2 + 77650^2 .

It is a cyclic number.

It is not a de Polignac number, because 22770518269 - 2³ = 22770518261 is a prime.

It is a super-2 number, since 2×22770518269² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22770518261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11385259134 + 11385259135.

It is an arithmetic number, because the mean of its divisors is an integer number (11385259135).

Almost surely, 2^22770518269 is an apocalyptic number.

It is an amenable number.

22770518269 is a deficient number, since it is larger than the sum of its proper divisors (1).

22770518269 is an equidigital number, since it uses as much as digits as its factorization.

22770518269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 49.

The spelling of 22770518269 in words is "twenty-two billion, seven hundred seventy million, five hundred eighteen thousand, two hundred sixty-nine".