4244452544369 has 2 divisors, whose sum is σ = 4244452544370. Its totient is φ = 4244452544368.

The previous prime is 4244452544323. The next prime is 4244452544467. The reversal of 4244452544369 is 9634452544424.

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., 2472718510144 + 1771734034225 = 1572488^2 + 1331065^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4244452544369 is a prime.

It is a super-2 number, since 2×4244452544369² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4244452544069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2122226272184 + 2122226272185.

It is an arithmetic number, because the mean of its divisors is an integer number (2122226272185).

Almost surely, 2^{4244452544369} is an apocalyptic number.

It is an amenable number.

4244452544369 is a deficient number, since it is larger than the sum of its proper divisors (1).

4244452544369 is an equidigital number, since it uses as much as digits as its factorization.

4244452544369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 66355200, while the sum is 56.

The spelling of 4244452544369 in words is "four trillion, two hundred forty-four billion, four hundred fifty-two million, five hundred forty-four thousand, three hundred sixty-nine".