23422444417 has 2 divisors, whose sum is σ = 23422444418. Its totient is φ = 23422444416.

The previous prime is 23422444411. The next prime is 23422444421. The reversal of 23422444417 is 71444422432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14920866801 + 8501577616 = 122151^2 + 92204^2 .

It is a cyclic number.

It is not a de Polignac number, because 23422444417 - 2¹¹ = 23422442369 is a prime.

It is a super-2 number, since 2×23422444417² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23422444411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11711222208 + 11711222209.

It is an arithmetic number, because the mean of its divisors is an integer number (11711222209).

Almost surely, 2^23422444417 is an apocalyptic number.

It is an amenable number.

23422444417 is a deficient number, since it is larger than the sum of its proper divisors (1).

23422444417 is an equidigital number, since it uses as much as digits as its factorization.

23422444417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172032, while the sum is 37.

Adding to 23422444417 its reverse (71444422432), we get a palindrome (94866866849).

The spelling of 23422444417 in words is "twenty-three billion, four hundred twenty-two million, four hundred forty-four thousand, four hundred seventeen".