544444424109 has 12 divisors (see below), whose sum is σ = 796374404800. Its totient is φ = 358368481224.

The previous prime is 544444424107. The next prime is 544444424113. The reversal of 544444424109 is 901424444445.

544444424109 is a `hidden beast` number, since 544 + 44 + 44 + 24 + 1 + 0 + 9 = 666.

It is not a de Polignac number, because 544444424109 - 2¹ = 544444424107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (544444424107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 382871599 + ... + 382873020.

Almost surely, 2^544444424109 is an apocalyptic number.

It is an amenable number.

544444424109 is a deficient number, since it is larger than the sum of its proper divisors (251929980691).

544444424109 is a wasteful number, since it uses less digits than its factorization.

544444424109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765744704 (or 765744701 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 45.

The spelling of 544444424109 in words is "five hundred forty-four billion, four hundred forty-four million, four hundred twenty-four thousand, one hundred nine".