6779636811 has 24 divisors (see below), whose sum is σ = 9901426080. Its totient is φ = 4469700096.

The previous prime is 6779636797. The next prime is 6779636813. The reversal of 6779636811 is 1186369776.

It is a happy number.

6779636811 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6779636811 - 2⁵ = 6779636779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6779636813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1638301 + ... + 1642433.

It is an arithmetic number, because the mean of its divisors is an integer number (412559420).

Almost surely, 2^6779636811 is an apocalyptic number.

6779636811 is a deficient number, since it is larger than the sum of its proper divisors (3121789269).

6779636811 is a wasteful number, since it uses less digits than its factorization.

6779636811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6115 (or 6112 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The square root of 6779636811 is about 82338.5499690151. The cubic root of 6779636811 is about 1892.6434656620.

The spelling of 6779636811 in words is "six billion, seven hundred seventy-nine million, six hundred thirty-six thousand, eight hundred eleven".