44106561837205 has 12 divisors (see below), whose sum is σ = 61569159789420. Its totient is φ = 30244499545344.

The previous prime is 44106561837203. The next prime is 44106561837229. The reversal of 44106561837205 is 50273816560144.

It can be written as a sum of positive squares in 2 ways, for example, as 32714087262129 + 11392474575076 = 5719623^2 + 3375274^2 .

It is not a de Polignac number, because 44106561837205 - 2¹ = 44106561837203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44106561837203) 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, 90013391260 + ... + 90013391749.

It is an arithmetic number, because the mean of its divisors is an integer number (5130763315785).

Almost surely, 2^{44106561837205} is an apocalyptic number.

It is an amenable number.

44106561837205 is a deficient number, since it is larger than the sum of its proper divisors (17462597952215).

44106561837205 is a wasteful number, since it uses less digits than its factorization.

44106561837205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180026783028 (or 180026783021 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 52.

The spelling of 44106561837205 in words is "forty-four trillion, one hundred six billion, five hundred sixty-one million, eight hundred thirty-seven thousand, two hundred five".