44447210399 has 2 divisors, whose sum is σ = 44447210400. Its totient is φ = 44447210398.

The previous prime is 44447210393. The next prime is 44447210461. The reversal of 44447210399 is 99301274444.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44447210399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44447210393) 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, 22223605199 + 22223605200.

It is an arithmetic number, because the mean of its divisors is an integer number (22223605200).

Almost surely, 2^44447210399 is an apocalyptic number.

44447210399 is a deficient number, since it is larger than the sum of its proper divisors (1).

44447210399 is an equidigital number, since it uses as much as digits as its factorization.

44447210399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 47.

The spelling of 44447210399 in words is "forty-four billion, four hundred forty-seven million, two hundred ten thousand, three hundred ninety-nine".