444420512219 has 2 divisors, whose sum is σ = 444420512220. Its totient is φ = 444420512218.

The previous prime is 444420512203. The next prime is 444420512243. The reversal of 444420512219 is 912215024444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 444420512219 - 2⁴ = 444420512203 is a prime.

It is a super-3 number, since 3×444420512219³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (444420562219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222210256109 + 222210256110.

It is an arithmetic number, because the mean of its divisors is an integer number (222210256110).

Almost surely, 2^444420512219 is an apocalyptic number.

444420512219 is a deficient number, since it is larger than the sum of its proper divisors (1).

444420512219 is an equidigital number, since it uses as much as digits as its factorization.

444420512219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92160, while the sum is 38.

The spelling of 444420512219 in words is "four hundred forty-four billion, four hundred twenty million, five hundred twelve thousand, two hundred nineteen".