444800556449 has 2 divisors, whose sum is σ = 444800556450. Its totient is φ = 444800556448.

The previous prime is 444800556443. The next prime is 444800556493. The reversal of 444800556449 is 944655008444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 438731367424 + 6069189025 = 662368^2 + 77905^2 .

It is a cyclic number.

It is not a de Polignac number, because 444800556449 - 2²⁴ = 444783779233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 444800556449.

It is not a weakly prime, because it can be changed into another prime (444800556443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222400278224 + 222400278225.

It is an arithmetic number, because the mean of its divisors is an integer number (222400278225).

Almost surely, 2^444800556449 is an apocalyptic number.

It is an amenable number.

444800556449 is a deficient number, since it is larger than the sum of its proper divisors (1).

444800556449 is an equidigital number, since it uses as much as digits as its factorization.

444800556449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11059200, while the sum is 53.

The spelling of 444800556449 in words is "four hundred forty-four billion, eight hundred million, five hundred fifty-six thousand, four hundred forty-nine".