6670066667 has 8 divisors (see below), whose sum is σ = 7364105280. Its totient is φ = 5990639560.

The previous prime is 6670066619. The next prime is 6670066681. The reversal of 6670066667 is 7666600766.

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

It is a cyclic number.

It is not a de Polignac number, because 6670066667 - 2¹⁰ = 6670065643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6670066367) by changing a digit.

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, 3651917 + ... + 3653742.

It is an arithmetic number, because the mean of its divisors is an integer number (920513160).

Almost surely, 2^6670066667 is an apocalyptic number.

6670066667 is a deficient number, since it is larger than the sum of its proper divisors (694038613).

6670066667 is a wasteful number, since it uses less digits than its factorization.

6670066667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7305753.

The product of its (nonzero) digits is 2286144, while the sum is 50.

The square root of 6670066667 is about 81670.4761036692. The cubic root of 6670066667 is about 1882.3919556668.

The spelling of 6670066667 in words is "six billion, six hundred seventy million, sixty-six thousand, six hundred sixty-seven".