6680668068135 has 96 divisors (see below), whose sum is σ = 11660767672320. Its totient is φ = 3538239667200.

The previous prime is 6680668068073. The next prime is 6680668068181. The reversal of 6680668068135 is 5318608660866.

It is not a de Polignac number, because 6680668068135 - 2¹⁷ = 6680667937063 is a prime.

It is a congruent number.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 6880193200 + ... + 6880194170.

It is an arithmetic number, because the mean of its divisors is an integer number (121466329920).

Almost surely, 2^{6680668068135} is an apocalyptic number.

6680668068135 is a deficient number, since it is larger than the sum of its proper divisors (4980099604185).

6680668068135 is a wasteful number, since it uses less digits than its factorization.

6680668068135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2669 (or 2666 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 63.

The spelling of 6680668068135 in words is "six trillion, six hundred eighty billion, six hundred sixty-eight million, sixty-eight thousand, one hundred thirty-five".