44106561838693 has 2 divisors, whose sum is σ = 44106561838694. Its totient is φ = 44106561838692.

The previous prime is 44106561838667. The next prime is 44106561838727. The reversal of 44106561838693 is 39683816560144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43928289576964 + 178272261729 = 6627842^2 + 422223^2 .

It is a cyclic number.

It is not a de Polignac number, because 44106561838693 - 2⁹ = 44106561838181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44106561838393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22053280919346 + 22053280919347.

It is an arithmetic number, because the mean of its divisors is an integer number (22053280919347).

Almost surely, 2^{44106561838693} is an apocalyptic number.

It is an amenable number.

44106561838693 is a deficient number, since it is larger than the sum of its proper divisors (1).

44106561838693 is an equidigital number, since it uses as much as digits as its factorization.

44106561838693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 89579520, while the sum is 64.

The spelling of 44106561838693 in words is "forty-four trillion, one hundred six billion, five hundred sixty-one million, eight hundred thirty-eight thousand, six hundred ninety-three".