6676566806 has 32 divisors (see below), whose sum is σ = 12435087168. Its totient is φ = 2617896960.

The previous prime is 6676566779. The next prime is 6676566823. The reversal of 6676566806 is 6086656766.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141755 + ... + 182886.

It is an arithmetic number, because the mean of its divisors is an integer number (388596474).

Almost surely, 2^6676566806 is an apocalyptic number.

6676566806 is a deficient number, since it is larger than the sum of its proper divisors (5758520362).

6676566806 is a wasteful number, since it uses less digits than its factorization.

6676566806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324776.

The product of its (nonzero) digits is 13063680, while the sum is 56.

The square root of 6676566806 is about 81710.2613262251. The cubic root of 6676566806 is about 1883.0032357548.

The spelling of 6676566806 in words is "six billion, six hundred seventy-six million, five hundred sixty-six thousand, eight hundred six".