16686855222200 has 48 divisors (see below), whose sum is σ = 38797641792000. Its totient is φ = 6674621073920.

The previous prime is 16686855222187. The next prime is 16686855222227. The reversal of 16686855222200 is 222255868661.

It is a super-2 number, since 2×16686855222200² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 10738121 + ... + 12193479.

It is an arithmetic number, because the mean of its divisors is an integer number (808284204000).

Almost surely, 2^{16686855222200} is an apocalyptic number.

16686855222200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16686855222200 is an abundant number, since it is smaller than the sum of its proper divisors (22110786569800).

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

16686855222200 is a wasteful number, since it uses less digits than its factorization.

16686855222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1512704 (or 1512695 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 53.

The spelling of 16686855222200 in words is "sixteen trillion, six hundred eighty-six billion, eight hundred fifty-five million, two hundred twenty-two thousand, two hundred".