441463430666 has 8 divisors (see below), whose sum is σ = 701147801700. Its totient is φ = 207747496768.

The previous prime is 441463430663. The next prime is 441463430677. The reversal of 441463430666 is 666034364144.

It can be written as a sum of positive squares in 2 ways, for example, as 414819724225 + 26643706441 = 644065^2 + 163229^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 441463430666.

It is not an unprimeable number, because it can be changed into a prime (441463430663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6492109241 + ... + 6492109308.

Almost surely, 2^441463430666 is an apocalyptic number.

441463430666 is a deficient number, since it is larger than the sum of its proper divisors (259684371034).

441463430666 is a wasteful number, since it uses less digits than its factorization.

441463430666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12984218568.

The product of its (nonzero) digits is 2985984, while the sum is 47.

The spelling of 441463430666 in words is "four hundred forty-one billion, four hundred sixty-three million, four hundred thirty thousand, six hundred sixty-six".