44639344396601 has 2 divisors, whose sum is σ = 44639344396602. Its totient is φ = 44639344396600.

The previous prime is 44639344396567. The next prime is 44639344396643. The reversal of 44639344396601 is 10669344393644.

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., 43566587049001 + 1072757347600 = 6600499^2 + 1035740^2 .

It is a cyclic number.

It is not a de Polignac number, because 44639344396601 - 2³⁰ = 44638270654777 is a prime.

It is not a weakly prime, because it can be changed into another prime (44639344396681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22319672198300 + 22319672198301.

It is an arithmetic number, because the mean of its divisors is an integer number (22319672198301).

Almost surely, 2^{44639344396601} is an apocalyptic number.

It is an amenable number.

44639344396601 is a deficient number, since it is larger than the sum of its proper divisors (1).

44639344396601 is an equidigital number, since it uses as much as digits as its factorization.

44639344396601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120932352, while the sum is 62.

The spelling of 44639344396601 in words is "forty-four trillion, six hundred thirty-nine billion, three hundred forty-four million, three hundred ninety-six thousand, six hundred one".