22434423444317 has 2 divisors, whose sum is σ = 22434423444318. Its totient is φ = 22434423444316.

The previous prime is 22434423444289. The next prime is 22434423444353. The reversal of 22434423444317 is 71344432443422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19747482866596 + 2686940577721 = 4443814^2 + 1639189^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22434423444317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22434423446317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11217211722158 + 11217211722159.

It is an arithmetic number, because the mean of its divisors is an integer number (11217211722159).

Almost surely, 2^{22434423444317} is an apocalyptic number.

It is an amenable number.

22434423444317 is a deficient number, since it is larger than the sum of its proper divisors (1).

22434423444317 is an equidigital number, since it uses as much as digits as its factorization.

22434423444317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6193152, while the sum is 47.

Adding to 22434423444317 its reverse (71344432443422), we get a palindrome (93778855887739).

The spelling of 22434423444317 in words is "twenty-two trillion, four hundred thirty-four billion, four hundred twenty-three million, four hundred forty-four thousand, three hundred seventeen".