199884144224 has 36 divisors (see below), whose sum is σ = 396416489364. Its totient is φ = 99212269824.

The previous prime is 199884144221. The next prime is 199884144247. The reversal of 199884144224 is 422441488991.

It is a super-2 number, since 2×199884144224² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 199884144224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199884144221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 434207 + ... + 767009.

It is an arithmetic number, because the mean of its divisors is an integer number (11011569149).

Almost surely, 2^199884144224 is an apocalyptic number.

It is an amenable number.

199884144224 is a deficient number, since it is larger than the sum of its proper divisors (196532345140).

199884144224 is an equidigital number, since it uses as much as digits as its factorization.

199884144224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333087 (or 332942 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 56.

The spelling of 199884144224 in words is "one hundred ninety-nine billion, eight hundred eighty-four million, one hundred forty-four thousand, two hundred twenty-four".