444664424466444 has 96 divisors (see below), whose sum is σ = 1311498122454016. Its totient is φ = 114104562727680.

The previous prime is 444664424466413. The next prime is 444664424466463.

444664424466444 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5502687352 + ... + 5502768159.

Almost surely, 2^{444664424466444} is an apocalyptic number.

It is an amenable number.

444664424466444 is an abundant number, since it is smaller than the sum of its proper divisors (866833697987572).

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

444664424466444 is a wasteful number, since it uses less digits than its factorization.

444664424466444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11005455575 (or 11005455573 counting only the distinct ones).

The product of its digits is 2717908992, while the sum is 66.

The spelling of 444664424466444 in words is "four hundred forty-four trillion, six hundred sixty-four billion, four hundred twenty-four million, four hundred sixty-six thousand, four hundred forty-four".