13244143244413 has 2 divisors, whose sum is σ = 13244143244414. Its totient is φ = 13244143244412.

The previous prime is 13244143244399. The next prime is 13244143244443. The reversal of 13244143244413 is 31444234144231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13027674515769 + 216468728644 = 3609387^2 + 465262^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13244143244413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13244143244443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6622071622206 + 6622071622207.

It is an arithmetic number, because the mean of its divisors is an integer number (6622071622207).

Almost surely, 2^{13244143244413} is an apocalyptic number.

It is an amenable number.

13244143244413 is a deficient number, since it is larger than the sum of its proper divisors (1).

13244143244413 is an equidigital number, since it uses as much as digits as its factorization.

13244143244413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 442368, while the sum is 40.

Adding to 13244143244413 its reverse (31444234144231), we get a palindrome (44688377388644).

The spelling of 13244143244413 in words is "thirteen trillion, two hundred forty-four billion, one hundred forty-three million, two hundred forty-four thousand, four hundred thirteen".