444945912 has 16 divisors (see below), whose sum is σ = 1112364840. Its totient is φ = 148315296.

The previous prime is 444945859. The next prime is 444945923. The reversal of 444945912 is 219549444.

It is a congruent number.

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, 9269683 + ... + 9269730.

Almost surely, 2^444945912 is an apocalyptic number.

It is an amenable number.

444945912 is an abundant number, since it is smaller than the sum of its proper divisors (667418928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

444945912 is a wasteful number, since it uses less digits than its factorization.

444945912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18539422 (or 18539418 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The square root of 444945912 is about 21093.7410622203. The cubic root of 444945912 is about 763.4297390152.

The spelling of 444945912 in words is "four hundred forty-four million, nine hundred forty-five thousand, nine hundred twelve".