441443134469 has 2 divisors, whose sum is σ = 441443134470. Its totient is φ = 441443134468.

The previous prime is 441443134427. The next prime is 441443134513. The reversal of 441443134469 is 964431344144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 355766917444 + 85676217025 = 596462^2 + 292705^2 .

It is a cyclic number.

It is not a de Polignac number, because 441443134469 - 2²⁸ = 441174699013 is a prime.

It is a super-2 number, since 2×441443134469² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441443134169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220721567234 + 220721567235.

It is an arithmetic number, because the mean of its divisors is an integer number (220721567235).

Almost surely, 2^441443134469 is an apocalyptic number.

It is an amenable number.

441443134469 is a deficient number, since it is larger than the sum of its proper divisors (1).

441443134469 is an equidigital number, since it uses as much as digits as its factorization.

441443134469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1990656, while the sum is 47.

The spelling of 441443134469 in words is "four hundred forty-one billion, four hundred forty-three million, one hundred thirty-four thousand, four hundred sixty-nine".