444662220799 has 2 divisors, whose sum is σ = 444662220800. Its totient is φ = 444662220798.

The previous prime is 444662220787. The next prime is 444662220887. The reversal of 444662220799 is 997022266444.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 444662220799 - 2⁵ = 444662220767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444662220599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222331110399 + 222331110400.

It is an arithmetic number, because the mean of its divisors is an integer number (222331110400).

Almost surely, 2^444662220799 is an apocalyptic number.

444662220799 is a deficient number, since it is larger than the sum of its proper divisors (1).

444662220799 is an equidigital number, since it uses as much as digits as its factorization.

444662220799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10450944, while the sum is 55.

The spelling of 444662220799 in words is "four hundred forty-four billion, six hundred sixty-two million, two hundred twenty thousand, seven hundred ninety-nine".