6684238672 has 20 divisors (see below), whose sum is σ = 13043887360. Its totient is φ = 3318074208.

The previous prime is 6684238643. The next prime is 6684238763. The reversal of 6684238672 is 2768324866.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1500528 + ... + 1504975.

It is an arithmetic number, because the mean of its divisors is an integer number (652194368).

Almost surely, 2^6684238672 is an apocalyptic number.

It is an amenable number.

6684238672 is a deficient number, since it is larger than the sum of its proper divisors (6359648688).

6684238672 is a wasteful number, since it uses less digits than its factorization.

6684238672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3005650 (or 3005644 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 52.

The square root of 6684238672 is about 81757.1933960554. The cubic root of 6684238672 is about 1883.7241960539.

The spelling of 6684238672 in words is "six billion, six hundred eighty-four million, two hundred thirty-eight thousand, six hundred seventy-two".