44244131121109 has 2 divisors, whose sum is σ = 44244131121110. Its totient is φ = 44244131121108.

The previous prime is 44244131121101. The next prime is 44244131121191. The reversal of 44244131121109 is 90112113144244.

It is a happy number.

44244131121109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22276068381009 + 21968062740100 = 4719753^2 + 4687010^2 .

It is a cyclic number.

It is not a de Polignac number, because 44244131121109 - 2³ = 44244131121101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44244131121101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22122065560554 + 22122065560555.

It is an arithmetic number, because the mean of its divisors is an integer number (22122065560555).

Almost surely, 2^{44244131121109} is an apocalyptic number.

It is an amenable number.

44244131121109 is a deficient number, since it is larger than the sum of its proper divisors (1).

44244131121109 is an equidigital number, since it uses as much as digits as its factorization.

44244131121109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 37.

The spelling of 44244131121109 in words is "forty-four trillion, two hundred forty-four billion, one hundred thirty-one million, one hundred twenty-one thousand, one hundred nine".