2168386872200 has 48 divisors (see below), whose sum is σ = 5177756238180. Its totient is φ = 843912725760.

The previous prime is 2168386872193. The next prime is 2168386872233. The reversal of 2168386872200 is 22786838612.

It can be written as a sum of positive squares in 6 ways, for example, as 971774037796 + 1196612834404 = 985786^2 + 1093898^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 146505227 + ... + 146520026.

Almost surely, 2^{2168386872200} is an apocalyptic number.

2168386872200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2168386872200 is an abundant number, since it is smaller than the sum of its proper divisors (3009369365980).

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

2168386872200 is a wasteful number, since it uses less digits than its factorization.

2168386872200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293025306 (or 293025297 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 53.

The spelling of 2168386872200 in words is "two trillion, one hundred sixty-eight billion, three hundred eighty-six million, eight hundred seventy-two thousand, two hundred".