6806776086 has 32 divisors (see below), whose sum is σ = 16501276800. Its totient is φ = 2062659240.

The previous prime is 6806776079. The next prime is 6806776099.

6806776086 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5729016 + ... + 5730203.

It is an arithmetic number, because the mean of its divisors is an integer number (515664900).

Almost surely, 2^6806776086 is an apocalyptic number.

6806776086 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6806776086 is an abundant number, since it is smaller than the sum of its proper divisors (9694500714).

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

6806776086 is a wasteful number, since it uses less digits than its factorization.

6806776086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11459241 (or 11459235 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The square root of 6806776086 is about 82503.1883383909. The cubic root of 6806776086 is about 1895.1655567398.

The spelling of 6806776086 in words is "six billion, eight hundred six million, seven hundred seventy-six thousand, eighty-six".