6568936820406 has 12 divisors (see below), whose sum is σ = 14232696444252. Its totient is φ = 2189645606796.

The previous prime is 6568936820387. The next prime is 6568936820477. The reversal of 6568936820406 is 6040286398656.

6568936820406 is a `hidden beast` number, since 6 + 5 + 68 + 9 + 368 + 204 + 0 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 182470467216 + ... + 182470467251.

It is an arithmetic number, because the mean of its divisors is an integer number (1186058037021).

Almost surely, 2^{6568936820406} is an apocalyptic number.

6568936820406 is an abundant number, since it is smaller than the sum of its proper divisors (7663759623846).

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

6568936820406 is a wasteful number, since it uses less digits than its factorization.

6568936820406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364940934475 (or 364940934472 counting only the distinct ones).

The product of its (nonzero) digits is 89579520, while the sum is 63.

The spelling of 6568936820406 in words is "six trillion, five hundred sixty-eight billion, nine hundred thirty-six million, eight hundred twenty thousand, four hundred six".