6733673666 has 16 divisors (see below), whose sum is σ = 10346560224. Its totient is φ = 3284989344.

The previous prime is 6733673657. The next prime is 6733673669. The reversal of 6733673666 is 6663763376.

It is a super-2 number, since 2×6733673666² = 90684722080363759112, which contains 22 as substring.

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 not an unprimeable number, because it can be changed into a prime (6733673669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38801 + ... + 122363.

It is an arithmetic number, because the mean of its divisors is an integer number (646660014).

Almost surely, 2^6733673666 is an apocalyptic number.

6733673666 is a deficient number, since it is larger than the sum of its proper divisors (3612886558).

6733673666 is a wasteful number, since it uses less digits than its factorization.

6733673666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84545.

The product of its digits is 10287648, while the sum is 53.

The square root of 6733673666 is about 82058.9645681689. The cubic root of 6733673666 is about 1888.3566490321.

The spelling of 6733673666 in words is "six billion, seven hundred thirty-three million, six hundred seventy-three thousand, six hundred sixty-six".