6806666733 has 8 divisors (see below), whose sum is σ = 9090509568. Its totient is φ = 4530300864.

The previous prime is 6806666719. The next prime is 6806666743. The reversal of 6806666733 is 3376666086.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6806666733 - 2⁴ = 6806666717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6806666743) 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, 1867116 + ... + 1870757.

It is an arithmetic number, because the mean of its divisors is an integer number (1136313696).

Almost surely, 2^6806666733 is an apocalyptic number.

It is an amenable number.

6806666733 is a deficient number, since it is larger than the sum of its proper divisors (2283842835).

6806666733 is a wasteful number, since it uses less digits than its factorization.

6806666733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3738483.

The product of its (nonzero) digits is 3919104, while the sum is 51.

The square root of 6806666733 is about 82502.5256158865. The cubic root of 6806666733 is about 1895.1554078751.

The spelling of 6806666733 in words is "six billion, eight hundred six million, six hundred sixty-six thousand, seven hundred thirty-three".