444444444394 has 8 divisors (see below), whose sum is σ = 671462830080. Its totient is φ = 220623501036.

The previous prime is 444444444377. The next prime is 444444444401. The reversal of 444444444394 is 493444444444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 799360234 + ... + 799360789.

It is an arithmetic number, because the mean of its divisors is an integer number (83932853760).

Almost surely, 2^444444444394 is an apocalyptic number.

444444444394 is a deficient number, since it is larger than the sum of its proper divisors (227018385686).

444444444394 is a wasteful number, since it uses less digits than its factorization.

444444444394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598721164.

The product of its digits is 28311552, while the sum is 52.

The spelling of 444444444394 in words is "four hundred forty-four billion, four hundred forty-four million, four hundred forty-four thousand, three hundred ninety-four".