4441133666 has 8 divisors (see below), whose sum is σ = 6664973760. Its totient is φ = 2219475748.

The previous prime is 4441133647. The next prime is 4441133699. The reversal of 4441133666 is 6663311444.

It is a happy number.

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

It is a Curzon number.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540446 + ... + 548601.

It is an arithmetic number, because the mean of its divisors is an integer number (833121720).

Almost surely, 2^4441133666 is an apocalyptic number.

4441133666 is a deficient number, since it is larger than the sum of its proper divisors (2223840094).

4441133666 is a wasteful number, since it uses less digits than its factorization.

4441133666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091088.

The product of its digits is 124416, while the sum is 38.

The square root of 4441133666 is about 66641.8312023312. The cubic root of 4441133666 is about 1643.7330273833.

The spelling of 4441133666 in words is "four billion, four hundred forty-one million, one hundred thirty-three thousand, six hundred sixty-six".