14565444221441 has 2 divisors, whose sum is σ = 14565444221442. Its totient is φ = 14565444221440.

The previous prime is 14565444221413. The next prime is 14565444221453. The reversal of 14565444221441 is 14412244456541.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14442439703041 + 123004518400 = 3800321^2 + 350720^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14565444221441 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 (14565444221411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7282722110720 + 7282722110721.

It is an arithmetic number, because the mean of its divisors is an integer number (7282722110721).

Almost surely, 2^{14565444221441} is an apocalyptic number.

It is an amenable number.

14565444221441 is a deficient number, since it is larger than the sum of its proper divisors (1).

14565444221441 is an equidigital number, since it uses as much as digits as its factorization.

14565444221441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2457600, while the sum is 47.

Adding to 14565444221441 its reverse (14412244456541), we get a palindrome (28977688677982).

The spelling of 14565444221441 in words is "fourteen trillion, five hundred sixty-five billion, four hundred forty-four million, two hundred twenty-one thousand, four hundred forty-one".