13444324417 has 2 divisors, whose sum is σ = 13444324418. Its totient is φ = 13444324416.

The previous prime is 13444324393. The next prime is 13444324441. The reversal of 13444324417 is 71442344431.

It is a balanced prime because it is at equal distance from previous prime (13444324393) and next prime (13444324441).

It can be written as a sum of positive squares in only one way, i.e., 9495333136 + 3948991281 = 97444^2 + 62841^2 .

It is a cyclic number.

It is not a de Polignac number, because 13444324417 - 2¹¹ = 13444322369 is a prime.

It is not a weakly prime, because it can be changed into another prime (13444324717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6722162208 + 6722162209.

It is an arithmetic number, because the mean of its divisors is an integer number (6722162209).

Almost surely, 2^13444324417 is an apocalyptic number.

It is an amenable number.

13444324417 is a deficient number, since it is larger than the sum of its proper divisors (1).

13444324417 is an equidigital number, since it uses as much as digits as its factorization.

13444324417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 37.

Adding to 13444324417 its reverse (71442344431), we get a palindrome (84886668848).

The spelling of 13444324417 in words is "thirteen billion, four hundred forty-four million, three hundred twenty-four thousand, four hundred seventeen".