10844413795921 has 2 divisors, whose sum is σ = 10844413795922. Its totient is φ = 10844413795920.

The previous prime is 10844413795907. The next prime is 10844413795937. The reversal of 10844413795921 is 12959731444801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5451968153025 + 5392445642896 = 2334945^2 + 2322164^2 .

It is a cyclic number.

It is not a de Polignac number, because 10844413795921 - 2¹⁷ = 10844413664849 is a prime.

It is not a weakly prime, because it can be changed into another prime (10844413795951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5422206897960 + 5422206897961.

It is an arithmetic number, because the mean of its divisors is an integer number (5422206897961).

Almost surely, 2^{10844413795921} is an apocalyptic number.

It is an amenable number.

10844413795921 is a deficient number, since it is larger than the sum of its proper divisors (1).

10844413795921 is an equidigital number, since it uses as much as digits as its factorization.

10844413795921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8709120, while the sum is 58.

The spelling of 10844413795921 in words is "ten trillion, eight hundred forty-four billion, four hundred thirteen million, seven hundred ninety-five thousand, nine hundred twenty-one".