6766666675 has 12 divisors (see below), whose sum is σ = 8515902616. Its totient is φ = 5332536000.

The previous prime is 6766666661. The next prime is 6766666729. The reversal of 6766666675 is 5766666676.

It is not a de Polignac number, because 6766666675 - 2²⁷ = 6632448947 is a prime.

It is a Duffinian 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 11 ways as a sum of consecutive naturals, for example, 2018226 + ... + 2021575.

Almost surely, 2^6766666675 is an apocalyptic number.

6766666675 is a deficient number, since it is larger than the sum of its proper divisors (1749235941).

6766666675 is a wasteful number, since it uses less digits than its factorization.

6766666675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039878 (or 4039873 counting only the distinct ones).

The product of its digits is 68584320, while the sum is 61.

The square root of 6766666675 is about 82259.7512456730. The cubic root of 6766666675 is about 1891.4357552459.

Subtracting from 6766666675 its reverse (5766666676), we obtain a palindrome (999999999).

The spelling of 6766666675 in words is "six billion, seven hundred sixty-six million, six hundred sixty-six thousand, six hundred seventy-five".