6684338090 has 8 divisors (see below), whose sum is σ = 12031808580. Its totient is φ = 2673735232.

The previous prime is 6684338029. The next prime is 6684338179. The reversal of 6684338090 is 908334866.

6684338090 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6632310721 + 52027369 = 81439^2 + 7213^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334216895 + ... + 334216914.

Almost surely, 2^6684338090 is an apocalyptic number.

6684338090 is a deficient number, since it is larger than the sum of its proper divisors (5347470490).

6684338090 is a wasteful number, since it uses less digits than its factorization.

6684338090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668433816.

The product of its (nonzero) digits is 746496, while the sum is 47.

The square root of 6684338090 is about 81757.8014014565. The cubic root of 6684338090 is about 1883.7335351959.

The spelling of 6684338090 in words is "six billion, six hundred eighty-four million, three hundred thirty-eight thousand, ninety".