444414242271019 has 2 divisors, whose sum is σ = 444414242271020. Its totient is φ = 444414242271018.

The previous prime is 444414242271017. The next prime is 444414242271047. The reversal of 444414242271019 is 910172242414444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 444414242271019 - 2¹ = 444414242271017 is a prime.

It is a super-2 number, since 2×444414242271019² (a number of 30 digits) contains 22 as substring.

Together with 444414242271017, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (444414242271011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222207121135509 + 222207121135510.

It is an arithmetic number, because the mean of its divisors is an integer number (222207121135510).

Almost surely, 2^{444414242271019} is an apocalyptic number.

444414242271019 is a deficient number, since it is larger than the sum of its proper divisors (1).

444414242271019 is an equidigital number, since it uses as much as digits as its factorization.

444414242271019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2064384, while the sum is 49.

The spelling of 444414242271019 in words is "four hundred forty-four trillion, four hundred fourteen billion, two hundred forty-two million, two hundred seventy-one thousand, nineteen".