444481482149 has 2 divisors, whose sum is σ = 444481482150. Its totient is φ = 444481482148.

The previous prime is 444481482143. The next prime is 444481482239. The reversal of 444481482149 is 941284184444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 408599651524 + 35881830625 = 639218^2 + 189425^2 .

It is a cyclic number.

It is not a de Polignac number, because 444481482149 - 2⁸ = 444481481893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 444481482149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444481482143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222240741074 + 222240741075.

It is an arithmetic number, because the mean of its divisors is an integer number (222240741075).

Almost surely, 2^444481482149 is an apocalyptic number.

It is an amenable number.

444481482149 is a deficient number, since it is larger than the sum of its proper divisors (1).

444481482149 is an equidigital number, since it uses as much as digits as its factorization.

444481482149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4718592, while the sum is 53.

The spelling of 444481482149 in words is "four hundred forty-four billion, four hundred eighty-one million, four hundred eighty-two thousand, one hundred forty-nine".