5444668961 has 2 divisors, whose sum is σ = 5444668962. Its totient is φ = 5444668960.

The previous prime is 5444668927. The next prime is 5444668967. The reversal of 5444668961 is 1698664445.

5444668961 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5209230625 + 235438336 = 72175^2 + 15344^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5444668961 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5444668967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2722334480 + 2722334481.

It is an arithmetic number, because the mean of its divisors is an integer number (2722334481).

Almost surely, 2^5444668961 is an apocalyptic number.

It is an amenable number.

5444668961 is a deficient number, since it is larger than the sum of its proper divisors (1).

5444668961 is an equidigital number, since it uses as much as digits as its factorization.

5444668961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4976640, while the sum is 53.

The square root of 5444668961 is about 73788.0001151949. Note that the first 3 decimals coincide. The cubic root of 5444668961 is about 1759.2348775903.

The spelling of 5444668961 in words is "five billion, four hundred forty-four million, six hundred sixty-eight thousand, nine hundred sixty-one".