6893340668 has 24 divisors (see below), whose sum is σ = 12465930624. Its totient is φ = 3331886400.

The previous prime is 6893340661. The next prime is 6893340673. The reversal of 6893340668 is 8660433986.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6893340661) 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, 87146 + ... + 146222.

It is an arithmetic number, because the mean of its divisors is an integer number (519413776).

Almost surely, 2^6893340668 is an apocalyptic number.

It is an amenable number.

6893340668 is a deficient number, since it is larger than the sum of its proper divisors (5572589956).

6893340668 is a wasteful number, since it uses less digits than its factorization.

6893340668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60053 (or 60051 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 53.

The square root of 6893340668 is about 83026.1444847344. The cubic root of 6893340668 is about 1903.1656062989.

The spelling of 6893340668 in words is "six billion, eight hundred ninety-three million, three hundred forty thousand, six hundred sixty-eight".