22770775129 has 2 divisors, whose sum is σ = 22770775130. Its totient is φ = 22770775128.

The previous prime is 22770775099. The next prime is 22770775177. The reversal of 22770775129 is 92157707722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21375902025 + 1394873104 = 146205^2 + 37348^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22770775129 is a prime.

It is not a weakly prime, because it can be changed into another prime (22770775829) 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, 11385387564 + 11385387565.

It is an arithmetic number, because the mean of its divisors is an integer number (11385387565).

Almost surely, 2^22770775129 is an apocalyptic number.

It is an amenable number.

22770775129 is a deficient number, since it is larger than the sum of its proper divisors (1).

22770775129 is an equidigital number, since it uses as much as digits as its factorization.

22770775129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864360, while the sum is 49.

The spelling of 22770775129 in words is "twenty-two billion, seven hundred seventy million, seven hundred seventy-five thousand, one hundred twenty-nine".