44453958013 has 2 divisors, whose sum is σ = 44453958014. Its totient is φ = 44453958012.

The previous prime is 44453958007. The next prime is 44453958041. The reversal of 44453958013 is 31085935444.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44189505369 + 264452644 = 210213^2 + 16262^2 .

It is a cyclic number.

It is not a de Polignac number, because 44453958013 - 2²⁵ = 44420403581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44453958113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22226979006 + 22226979007.

It is an arithmetic number, because the mean of its divisors is an integer number (22226979007).

Almost surely, 2^44453958013 is an apocalyptic number.

It is an amenable number.

44453958013 is a deficient number, since it is larger than the sum of its proper divisors (1).

44453958013 is an equidigital number, since it uses as much as digits as its factorization.

44453958013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 44453958013 in words is "forty-four billion, four hundred fifty-three million, nine hundred fifty-eight thousand, thirteen".