6694343828 has 24 divisors (see below), whose sum is σ = 11787649440. Its totient is φ = 3326490720.

The previous prime is 6694343749. The next prime is 6694343857. The reversal of 6694343828 is 8283434966.

It is a self number, because there is not a number n which added to its sum of digits gives 6694343828.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618350 + ... + 629082.

It is an arithmetic number, because the mean of its divisors is an integer number (491152060).

Almost surely, 2^6694343828 is an apocalyptic number.

It is an amenable number.

6694343828 is a deficient number, since it is larger than the sum of its proper divisors (5093305612).

6694343828 is a wasteful number, since it uses less digits than its factorization.

6694343828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11687 (or 11685 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 53.

The square root of 6694343828 is about 81818.9698541848. The cubic root of 6694343828 is about 1884.6729823645.

The spelling of 6694343828 in words is "six billion, six hundred ninety-four million, three hundred forty-three thousand, eight hundred twenty-eight".