13444432343317 has 2 divisors, whose sum is σ = 13444432343318. Its totient is φ = 13444432343316.

The previous prime is 13444432343297. The next prime is 13444432343351. The reversal of 13444432343317 is 71334323444431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13369195144881 + 75237198436 = 3656391^2 + 274294^2 .

It is a cyclic number.

It is not a de Polignac number, because 13444432343317 - 2⁷ = 13444432343189 is a prime.

It is a super-2 number, since 2×13444432343317² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13444432343357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6722216171658 + 6722216171659.

It is an arithmetic number, because the mean of its divisors is an integer number (6722216171659).

Almost surely, 2^{13444432343317} is an apocalyptic number.

It is an amenable number.

13444432343317 is a deficient number, since it is larger than the sum of its proper divisors (1).

13444432343317 is an equidigital number, since it uses as much as digits as its factorization.

13444432343317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3483648, while the sum is 46.

Adding to 13444432343317 its reverse (71334323444431), we get a palindrome (84778755787748).

The spelling of 13444432343317 in words is "thirteen trillion, four hundred forty-four billion, four hundred thirty-two million, three hundred forty-three thousand, three hundred seventeen".