6684412144866 has 8 divisors (see below), whose sum is σ = 13368824289744. Its totient is φ = 2228137381620.

The previous prime is 6684412144849. The next prime is 6684412144873.

6684412144866 is nontrivially palindromic in base 10.

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

6684412144866 is an admirable 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, 557034345400 + ... + 557034345411.

It is an arithmetic number, because the mean of its divisors is an integer number (1671103036218).

Almost surely, 2^{6684412144866} is an apocalyptic number.

6684412144866 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6684412144866 is a wasteful number, since it uses less digits than its factorization.

6684412144866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1114068690816.

The product of its digits is 42467328, while the sum is 60.

The spelling of 6684412144866 in words is "six trillion, six hundred eighty-four billion, four hundred twelve million, one hundred forty-four thousand, eight hundred sixty-six".