444404000446 has 64 divisors (see below), whose sum is σ = 821949235200. Its totient is φ = 175979037024.

The previous prime is 444404000437. The next prime is 444404000471. The reversal of 444404000446 is 644000404444.

It is a super-2 number, since 2×444404000446² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1881655 + ... + 2104621.

It is an arithmetic number, because the mean of its divisors is an integer number (12842956800).

Almost surely, 2^444404000446 is an apocalyptic number.

444404000446 is a deficient number, since it is larger than the sum of its proper divisors (377545234754).

444404000446 is a wasteful number, since it uses less digits than its factorization.

444404000446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223181.

The product of its (nonzero) digits is 98304, while the sum is 34.

The spelling of 444404000446 in words is "four hundred forty-four billion, four hundred four million, four hundred forty-six", and thus it is an aban number.