6686841372193 has 8 divisors (see below), whose sum is σ = 7080348710880. Its totient is φ = 6293352225600.

The previous prime is 6686841372181. The next prime is 6686841372221. The reversal of 6686841372193 is 3912731486866.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6686841372193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6686841372103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3787623 + ... + 5264956.

It is an arithmetic number, because the mean of its divisors is an integer number (885043588860).

Almost surely, 2^{6686841372193} is an apocalyptic number.

It is an amenable number.

6686841372193 is a deficient number, since it is larger than the sum of its proper divisors (393507338687).

6686841372193 is a wasteful number, since it uses less digits than its factorization.

6686841372193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9096047.

The product of its digits is 62705664, while the sum is 64.

The spelling of 6686841372193 in words is "six trillion, six hundred eighty-six billion, eight hundred forty-one million, three hundred seventy-two thousand, one hundred ninety-three".