6663433285 has 8 divisors (see below), whose sum is σ = 8416968480. Its totient is φ = 5050180944.

The previous prime is 6663433279. The next prime is 6663433289. The reversal of 6663433285 is 5823343666.

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 6663433285 - 2³ = 6663433277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6663433289) 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, 35070607 + ... + 35070796.

It is an arithmetic number, because the mean of its divisors is an integer number (1052121060).

Almost surely, 2^6663433285 is an apocalyptic number.

It is an amenable number.

6663433285 is a deficient number, since it is larger than the sum of its proper divisors (1753535195).

6663433285 is a wasteful number, since it uses less digits than its factorization.

6663433285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70141427.

The product of its digits is 1866240, while the sum is 46.

The square root of 6663433285 is about 81629.8553532958. The cubic root of 6663433285 is about 1881.7677356929.

The spelling of 6663433285 in words is "six billion, six hundred sixty-three million, four hundred thirty-three thousand, two hundred eighty-five".