44444424109 has 2 divisors, whose sum is σ = 44444424110. Its totient is φ = 44444424108.

The previous prime is 44444424061. The next prime is 44444424127. The reversal of 44444424109 is 90142444444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42599721609 + 1844702500 = 206397^2 + 42950^2 .

It is a cyclic number.

It is not a de Polignac number, because 44444424109 - 2¹⁷ = 44444293037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44444424149) 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, 22222212054 + 22222212055.

It is an arithmetic number, because the mean of its divisors is an integer number (22222212055).

Almost surely, 2^44444424109 is an apocalyptic number.

It is an amenable number.

44444424109 is a deficient number, since it is larger than the sum of its proper divisors (1).

44444424109 is an equidigital number, since it uses as much as digits as its factorization.

44444424109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 294912, while the sum is 40.

The spelling of 44444424109 in words is "forty-four billion, four hundred forty-four million, four hundred twenty-four thousand, one hundred nine".