6694444966 has 8 divisors (see below), whose sum is σ = 10954546344. Its totient is φ = 3042929520.

The previous prime is 6694444951. The next prime is 6694445029.

6694444966 is nontrivially palindromic in base 10.

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

It is a self number, because there is not a number n which added to its sum of digits gives 6694444966.

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 3 ways as a sum of consecutive naturals, for example, 152146455 + ... + 152146498.

It is an arithmetic number, because the mean of its divisors is an integer number (1369318293).

Almost surely, 2^6694444966 is an apocalyptic number.

6694444966 is a deficient number, since it is larger than the sum of its proper divisors (4260101378).

6694444966 is a wasteful number, since it uses less digits than its factorization.

6694444966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304292966.

The product of its digits is 26873856, while the sum is 58.

The square root of 6694444966 is about 81819.5879114531. The cubic root of 6694444966 is about 1884.6824735161.

The spelling of 6694444966 in words is "six billion, six hundred ninety-four million, four hundred forty-four thousand, nine hundred sixty-six".