444591843914 has 16 divisors (see below), whose sum is σ = 670649644896. Its totient is φ = 221045403600.

The previous prime is 444591843809. The next prime is 444591843959. The reversal of 444591843914 is 419348195444.

It is a self number, because there is not a number n which added to its sum of digits gives 444591843914.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 601472 + ... + 1118459.

It is an arithmetic number, because the mean of its divisors is an integer number (41915602806).

Almost surely, 2^444591843914 is an apocalyptic number.

444591843914 is a deficient number, since it is larger than the sum of its proper divisors (226057800982).

444591843914 is a wasteful number, since it uses less digits than its factorization.

444591843914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720661.

The product of its digits is 9953280, while the sum is 56.

The spelling of 444591843914 in words is "four hundred forty-four billion, five hundred ninety-one million, eight hundred forty-three thousand, nine hundred fourteen".