4416566443 has 4 divisors (see below), whose sum is σ = 4438985760. Its totient is φ = 4394147128.

The previous prime is 4416566437. The next prime is 4416566471. The reversal of 4416566443 is 3446656144.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4416566443 - 2⁵ = 4416566411 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4416566443.

It is not an unprimeable number, because it can be changed into a prime (4416566243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11209363 + ... + 11209756.

It is an arithmetic number, because the mean of its divisors is an integer number (1109746440).

Almost surely, 2^4416566443 is an apocalyptic number.

4416566443 is a deficient number, since it is larger than the sum of its proper divisors (22419317).

4416566443 is a wasteful number, since it uses less digits than its factorization.

4416566443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22419316.

The product of its digits is 829440, while the sum is 43.

The square root of 4416566443 is about 66457.2527494178. The cubic root of 4416566443 is about 1640.6965169286.

The spelling of 4416566443 in words is "four billion, four hundred sixteen million, five hundred sixty-six thousand, four hundred forty-three".