22266296869 has 2 divisors, whose sum is σ = 22266296870. Its totient is φ = 22266296868.

The previous prime is 22266296867. The next prime is 22266296887. The reversal of 22266296869 is 96869266222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13950680769 + 8315616100 = 118113^2 + 91190^2 .

It is a cyclic number.

It is not a de Polignac number, because 22266296869 - 2¹ = 22266296867 is a prime.

It is a super-2 number, since 2×22266296869² (a number of 21 digits) contains 22 as substring.

Together with 22266296867, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22266296867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11133148434 + 11133148435.

It is an arithmetic number, because the mean of its divisors is an integer number (11133148435).

Almost surely, 2^22266296869 is an apocalyptic number.

It is an amenable number.

22266296869 is a deficient number, since it is larger than the sum of its proper divisors (1).

22266296869 is an equidigital number, since it uses as much as digits as its factorization.

22266296869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13436928, while the sum is 58.

The spelling of 22266296869 in words is "twenty-two billion, two hundred sixty-six million, two hundred ninety-six thousand, eight hundred sixty-nine".