22168873818000 has 960 divisors, whose sum is σ = 95351245796352. Its totient is φ = 4674707251200.

The previous prime is 22168873817929. The next prime is 22168873818017. The reversal of 22168873818000 is 81837886122.

22168873818000 is a `hidden beast` number, since 22 + 168 + 8 + 7 + 381 + 80 + 0 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 4335783444 + ... + 4335788556.

Almost surely, 2^{22168873818000} is an apocalyptic number.

22168873818000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22168873818000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47675622898176).

22168873818000 is an abundant number, since it is smaller than the sum of its proper divisors (73182371978352).

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

22168873818000 is a wasteful number, since it uses less digits than its factorization.

22168873818000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7809 (or 7790 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 54.

The spelling of 22168873818000 in words is "twenty-two trillion, one hundred sixty-eight billion, eight hundred seventy-three million, eight hundred eighteen thousand".