22338235669 has 2 divisors, whose sum is σ = 22338235670. Its totient is φ = 22338235668.

The previous prime is 22338235649. The next prime is 22338235687. The reversal of 22338235669 is 96653283322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18676775569 + 3661460100 = 136663^2 + 60510^2 .

It is a cyclic number.

It is not a de Polignac number, because 22338235669 - 2⁷ = 22338235541 is a prime.

It is a super-2 number, since 2×22338235669² (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 (22338235639) 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, 11169117834 + 11169117835.

It is an arithmetic number, because the mean of its divisors is an integer number (11169117835).

Almost surely, 2^22338235669 is an apocalyptic number.

It is an amenable number.

22338235669 is a deficient number, since it is larger than the sum of its proper divisors (1).

22338235669 is an equidigital number, since it uses as much as digits as its factorization.

22338235669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2799360, while the sum is 49.

The spelling of 22338235669 in words is "twenty-two billion, three hundred thirty-eight million, two hundred thirty-five thousand, six hundred sixty-nine".