8189780568206 has 16 divisors (see below), whose sum is σ = 12584398187088. Its totient is φ = 3994982779200.

The previous prime is 8189780568169. The next prime is 8189780568217. The reversal of 8189780568206 is 6028650879818.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12283796 + ... + 12933336.

It is an arithmetic number, because the mean of its divisors is an integer number (786524886693).

Almost surely, 2^{8189780568206} is an apocalyptic number.

8189780568206 is a deficient number, since it is larger than the sum of its proper divisors (4394617618882).

8189780568206 is a wasteful number, since it uses less digits than its factorization.

8189780568206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803347.

The product of its (nonzero) digits is 92897280, while the sum is 68.

The spelling of 8189780568206 in words is "eight trillion, one hundred eighty-nine billion, seven hundred eighty million, five hundred sixty-eight thousand, two hundred six".