444664162283 has 4 divisors (see below), whose sum is σ = 485088177048. Its totient is φ = 404240147520.

The previous prime is 444664162279. The next prime is 444664162289. The reversal of 444664162283 is 382261466444.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 444664162283 - 2² = 444664162279 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444664162289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20212007366 + ... + 20212007387.

It is an arithmetic number, because the mean of its divisors is an integer number (121272044262).

Almost surely, 2^444664162283 is an apocalyptic number.

444664162283 is a deficient number, since it is larger than the sum of its proper divisors (40424014765).

444664162283 is a wasteful number, since it uses less digits than its factorization.

444664162283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40424014764.

The product of its digits is 5308416, while the sum is 50.

The spelling of 444664162283 in words is "four hundred forty-four billion, six hundred sixty-four million, one hundred sixty-two thousand, two hundred eighty-three".