44354113367891 has 2 divisors, whose sum is σ = 44354113367892. Its totient is φ = 44354113367890.

The previous prime is 44354113367849. The next prime is 44354113367903. The reversal of 44354113367891 is 19876331145344.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44354113367891 - 2³⁰ = 44353039626067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44354113367891.

It is not a weakly prime, because it can be changed into another prime (44354113361891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22177056683945 + 22177056683946.

It is an arithmetic number, because the mean of its divisors is an integer number (22177056683946).

Almost surely, 2^{44354113367891} is an apocalyptic number.

44354113367891 is a deficient number, since it is larger than the sum of its proper divisors (1).

44354113367891 is an equidigital number, since it uses as much as digits as its factorization.

44354113367891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26127360, while the sum is 59.

The spelling of 44354113367891 in words is "forty-four trillion, three hundred fifty-four billion, one hundred thirteen million, three hundred sixty-seven thousand, eight hundred ninety-one".