44326366621 has 2 divisors, whose sum is σ = 44326366622. Its totient is φ = 44326366620.

The previous prime is 44326366529. The next prime is 44326366649. The reversal of 44326366621 is 12666362344.

It is a happy number.

44326366621 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43633360996 + 693005625 = 208886^2 + 26325^2 .

It is a cyclic number.

It is not a de Polignac number, because 44326366621 - 2⁹ = 44326366109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44326360621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22163183310 + 22163183311.

It is an arithmetic number, because the mean of its divisors is an integer number (22163183311).

Almost surely, 2^44326366621 is an apocalyptic number.

It is an amenable number.

44326366621 is a deficient number, since it is larger than the sum of its proper divisors (1).

44326366621 is an equidigital number, since it uses as much as digits as its factorization.

44326366621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 746496, while the sum is 43.

The spelling of 44326366621 in words is "forty-four billion, three hundred twenty-six million, three hundred sixty-six thousand, six hundred twenty-one".