6663346333 has 8 divisors (see below), whose sum is σ = 8063209152. Its totient is φ = 5375472576.

The previous prime is 6663346289. The next prime is 6663346357. The reversal of 6663346333 is 3336433666.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6663346333 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6663346333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6663346133) 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, 27997135 + ... + 27997372.

It is an arithmetic number, because the mean of its divisors is an integer number (1007901144).

Almost surely, 2^6663346333 is an apocalyptic number.

It is an amenable number.

6663346333 is a deficient number, since it is larger than the sum of its proper divisors (1399862819).

6663346333 is a wasteful number, since it uses less digits than its factorization.

6663346333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55994531.

The product of its digits is 1259712, while the sum is 43.

The square root of 6663346333 is about 81629.3227523051. The cubic root of 6663346333 is about 1881.7595505141.

Adding to 6663346333 its reverse (3336433666), we get a palindrome (9999779999).

The spelling of 6663346333 in words is "six billion, six hundred sixty-three million, three hundred forty-six thousand, three hundred thirty-three".