6696868106859 has 16 divisors (see below), whose sum is σ = 10413011635200. Its totient is φ = 3826781774760.

The previous prime is 6696868106839. The next prime is 6696868106879. The reversal of 6696868106859 is 9586018686966.

It is an interprime number because it is at equal distance from previous prime (6696868106839) and next prime (6696868106879).

It is not a de Polignac number, because 6696868106859 - 2⁵ = 6696868106827 is a prime.

It is a super-3 number, since 3×6696868106859³ (a number of 39 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (6696868106839) 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 15 ways as a sum of consecutive naturals, for example, 3254065107 + ... + 3254067164.

It is an arithmetic number, because the mean of its divisors is an integer number (650813227200).

Almost surely, 2^{6696868106859} is an apocalyptic number.

6696868106859 is a deficient number, since it is larger than the sum of its proper divisors (3716143528341).

6696868106859 is an equidigital number, since it uses as much as digits as its factorization.

6696868106859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6508132295 (or 6508132281 counting only the distinct ones).

The product of its (nonzero) digits is 1612431360, while the sum is 78.

The spelling of 6696868106859 in words is "six trillion, six hundred ninety-six billion, eight hundred sixty-eight million, one hundred six thousand, eight hundred fifty-nine".