4094558666 has 32 divisors (see below), whose sum is σ = 6736625280. Its totient is φ = 1851076800.

The previous prime is 4094558659. The next prime is 4094558683. The reversal of 4094558666 is 6668554904.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 15 ways as a sum of consecutive naturals, for example, 4938740 + ... + 4939568.

It is an arithmetic number, because the mean of its divisors is an integer number (210519540).

Almost surely, 2^4094558666 is an apocalyptic number.

4094558666 is a deficient number, since it is larger than the sum of its proper divisors (2642066614).

4094558666 is a wasteful number, since it uses less digits than its factorization.

4094558666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1790.

The product of its (nonzero) digits is 6220800, while the sum is 53.

The square root of 4094558666 is about 63988.7385873483. The cubic root of 4094558666 is about 1599.8123042844.

The spelling of 4094558666 in words is "four billion, ninety-four million, five hundred fifty-eight thousand, six hundred sixty-six".