444467413009 has 2 divisors, whose sum is σ = 444467413010. Its totient is φ = 444467413008.

The previous prime is 444467412947. The next prime is 444467413111. The reversal of 444467413009 is 900314764444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 428988320784 + 15479092225 = 654972^2 + 124415^2 .

It is a cyclic number.

It is not a de Polignac number, because 444467413009 - 2⁹ = 444467412497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 444467413009.

It is not a weakly prime, because it can be changed into another prime (444467413309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222233706504 + 222233706505.

It is an arithmetic number, because the mean of its divisors is an integer number (222233706505).

Almost surely, 2^444467413009 is an apocalyptic number.

It is an amenable number.

444467413009 is a deficient number, since it is larger than the sum of its proper divisors (1).

444467413009 is an equidigital number, since it uses as much as digits as its factorization.

444467413009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 46.

It can be divided in two parts, 444467 and 413009, that added together give a square (857476 = 926²).

The spelling of 444467413009 in words is "four hundred forty-four billion, four hundred sixty-seven million, four hundred thirteen thousand, nine".