6808003640536 has 64 divisors (see below), whose sum is σ = 15038217907200. Its totient is φ = 2828948474112.

The previous prime is 6808003640533. The next prime is 6808003640551. The reversal of 6808003640536 is 6350463008086.

It is a self number, because there is not a number n which added to its sum of digits gives 6808003640536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6808003640531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11805421 + ... + 12368668.

It is an arithmetic number, because the mean of its divisors is an integer number (234972154800).

Almost surely, 2^{6808003640536} is an apocalyptic number.

It is an amenable number.

6808003640536 is an abundant number, since it is smaller than the sum of its proper divisors (8230214266664).

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

6808003640536 is a wasteful number, since it uses less digits than its factorization.

6808003640536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24174256 (or 24174252 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 6808003640536 in words is "six trillion, eight hundred eight billion, three million, six hundred forty thousand, five hundred thirty-six".