22432621302397 has 2 divisors, whose sum is σ = 22432621302398. Its totient is φ = 22432621302396.

The previous prime is 22432621302391. The next prime is 22432621302401. The reversal of 22432621302397 is 79320312623422.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18461983221081 + 3970638081316 = 4296741^2 + 1992646^2 .

It is a cyclic number.

It is not a de Polignac number, because 22432621302397 - 2²⁷ = 22432487084669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22432621302391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11216310651198 + 11216310651199.

It is an arithmetic number, because the mean of its divisors is an integer number (11216310651199).

Almost surely, 2^{22432621302397} is an apocalyptic number.

It is an amenable number.

22432621302397 is a deficient number, since it is larger than the sum of its proper divisors (1).

22432621302397 is an equidigital number, since it uses as much as digits as its factorization.

22432621302397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1306368, while the sum is 46.

The spelling of 22432621302397 in words is "twenty-two trillion, four hundred thirty-two billion, six hundred twenty-one million, three hundred two thousand, three hundred ninety-seven".