441520416852709 has 2 divisors, whose sum is σ = 441520416852710. Its totient is φ = 441520416852708.

The previous prime is 441520416852631. The next prime is 441520416852839. The reversal of 441520416852709 is 907258614025144.

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., 237950585368609 + 203569831484100 = 15425647^2 + 14267790^2 .

It is a cyclic number.

It is not a de Polignac number, because 441520416852709 - 2²⁵ = 441520383298277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (441520476852709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220760208426354 + 220760208426355.

It is an arithmetic number, because the mean of its divisors is an integer number (220760208426355).

Almost surely, 2^{441520416852709} is an apocalyptic number.

It is an amenable number.

441520416852709 is a deficient number, since it is larger than the sum of its proper divisors (1).

441520416852709 is an equidigital number, since it uses as much as digits as its factorization.

441520416852709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19353600, while the sum is 58.

The spelling of 441520416852709 in words is "four hundred forty-one trillion, five hundred twenty billion, four hundred sixteen million, eight hundred fifty-two thousand, seven hundred nine".