13320244144439 has 2 divisors, whose sum is σ = 13320244144440. Its totient is φ = 13320244144438.

The previous prime is 13320244144423. The next prime is 13320244144469. The reversal of 13320244144439 is 93444144202331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13320244144439 - 2⁴ = 13320244144423 is a prime.

It is a super-2 number, since 2×13320244144439² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13320244144439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13320244144409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660122072219 + 6660122072220.

It is an arithmetic number, because the mean of its divisors is an integer number (6660122072220).

Almost surely, 2^{13320244144439} is an apocalyptic number.

13320244144439 is a deficient number, since it is larger than the sum of its proper divisors (1).

13320244144439 is an equidigital number, since it uses as much as digits as its factorization.

13320244144439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 13320244144439 in words is "thirteen trillion, three hundred twenty billion, two hundred forty-four million, one hundred forty-four thousand, four hundred thirty-nine".