6686807340134 has 16 divisors (see below), whose sum is σ = 10037078288640. Its totient is φ = 3341114765640.

The previous prime is 6686807340133. The next prime is 6686807340149. The reversal of 6686807340134 is 4310437086866.

It is a self number, because there is not a number n which added to its sum of digits gives 6686807340134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6686807340133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141817367 + ... + 141864509.

It is an arithmetic number, because the mean of its divisors is an integer number (627317393040).

Almost surely, 2^{6686807340134} is an apocalyptic number.

6686807340134 is a deficient number, since it is larger than the sum of its proper divisors (3350270948506).

6686807340134 is a wasteful number, since it uses less digits than its factorization.

6686807340134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94195.

The product of its (nonzero) digits is 13934592, while the sum is 56.

The spelling of 6686807340134 in words is "six trillion, six hundred eighty-six billion, eight hundred seven million, three hundred forty thousand, one hundred thirty-four".