6811000636 has 24 divisors (see below), whose sum is σ = 13053435696. Its totient is φ = 3083857920.

The previous prime is 6811000631. The next prime is 6811000643. The reversal of 6811000636 is 6360001186.

It is a junction number, because it is equal to n+sod(n) for n = 6811000598 and 6811000607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6811000631) 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, 289851 + ... + 312466.

It is an arithmetic number, because the mean of its divisors is an integer number (543893154).

Almost surely, 2^6811000636 is an apocalyptic number.

It is an amenable number.

6811000636 is a deficient number, since it is larger than the sum of its proper divisors (6242435060).

6811000636 is a wasteful number, since it uses less digits than its factorization.

6811000636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602589 (or 602587 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 6811000636 is about 82528.7867110622. The cubic root of 6811000636 is about 1895.5575468097.

The spelling of 6811000636 in words is "six billion, eight hundred eleven million, six hundred thirty-six", and thus it is an aban number.