444491133338 has 16 divisors (see below), whose sum is σ = 782578984704. Its totient is φ = 185347653840.

The previous prime is 444491133329. The next prime is 444491133341. The reversal of 444491133338 is 833331194444.

It is a junction number, because it is equal to n+sod(n) for n = 444491133292 and 444491133301.

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, 429044978 + ... + 429046013.

It is an arithmetic number, because the mean of its divisors is an integer number (48911186544).

Almost surely, 2^444491133338 is an apocalyptic number.

444491133338 is a deficient number, since it is larger than the sum of its proper divisors (338087851366).

444491133338 is a wasteful number, since it uses less digits than its factorization.

444491133338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858091037.

The product of its digits is 1492992, while the sum is 47.

The spelling of 444491133338 in words is "four hundred forty-four billion, four hundred ninety-one million, one hundred thirty-three thousand, three hundred thirty-eight".