13444511089 has 2 divisors, whose sum is σ = 13444511090. Its totient is φ = 13444511088.

The previous prime is 13444511083. The next prime is 13444511111. The reversal of 13444511089 is 98011544431.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7814560000 + 5629951089 = 88400^2 + 75033^2 .

It is a cyclic number.

It is not a de Polignac number, because 13444511089 - 2²¹ = 13442413937 is a prime.

It is not a weakly prime, because it can be changed into another prime (13444511083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6722255544 + 6722255545.

It is an arithmetic number, because the mean of its divisors is an integer number (6722255545).

Almost surely, 2^13444511089 is an apocalyptic number.

It is an amenable number.

13444511089 is a deficient number, since it is larger than the sum of its proper divisors (1).

13444511089 is an equidigital number, since it uses as much as digits as its factorization.

13444511089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 13444511089 in words is "thirteen billion, four hundred forty-four million, five hundred eleven thousand, eighty-nine".