6681106002853 has 2 divisors, whose sum is σ = 6681106002854. Its totient is φ = 6681106002852.

The previous prime is 6681106002773. The next prime is 6681106002859. The reversal of 6681106002853 is 3582006011866.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6091231313764 + 589874689089 = 2468042^2 + 768033^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6681106002853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6681106002859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3340553001426 + 3340553001427.

It is an arithmetic number, because the mean of its divisors is an integer number (3340553001427).

Almost surely, 2^{6681106002853} is an apocalyptic number.

It is an amenable number.

6681106002853 is a deficient number, since it is larger than the sum of its proper divisors (1).

6681106002853 is an equidigital number, since it uses as much as digits as its factorization.

6681106002853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 6681106002853 in words is "six trillion, six hundred eighty-one billion, one hundred six million, two thousand, eight hundred fifty-three".