444131466 has 16 divisors (see below), whose sum is σ = 891722304. Its totient is φ = 147467264.

The previous prime is 444131453. The next prime is 444131503. The reversal of 444131466 is 664131444.

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, 142470 + ... + 145553.

It is an arithmetic number, because the mean of its divisors is an integer number (55732644).

Almost surely, 2^444131466 is an apocalyptic number.

444131466 is an abundant number, since it is smaller than the sum of its proper divisors (447590838).

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

444131466 is a wasteful number, since it uses less digits than its factorization.

444131466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288285.

The product of its digits is 27648, while the sum is 33.

The square root of 444131466 is about 21074.4268249459. The cubic root of 444131466 is about 762.9636508618.

The spelling of 444131466 in words is "four hundred forty-four million, one hundred thirty-one thousand, four hundred sixty-six".