6671331766 has 16 divisors (see below), whose sum is σ = 10929553488. Its totient is φ = 3028860000.

The previous prime is 6671331757. The next prime is 6671331809.

It is a happy number.

6671331766 is nontrivially palindromic in base 10.

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 7 ways as a sum of consecutive naturals, for example, 158985 + ... + 196516.

It is an arithmetic number, because the mean of its divisors is an integer number (683097093).

Almost surely, 2^6671331766 is an apocalyptic number.

6671331766 is a deficient number, since it is larger than the sum of its proper divisors (4258221722).

6671331766 is a wasteful number, since it uses less digits than its factorization.

6671331766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356367.

The product of its digits is 571536, while the sum is 46.

The square root of 6671331766 is about 81678.2208792528. The cubic root of 6671331766 is about 1882.5109580574.

The spelling of 6671331766 in words is "six billion, six hundred seventy-one million, three hundred thirty-one thousand, seven hundred sixty-six".