199224279696 has 160 divisors (see below), whose sum is σ = 558312265728. Its totient is φ = 60852142080.

The previous prime is 199224279679. The next prime is 199224279697. The reversal of 199224279696 is 696972422991.

It is not an unprimeable number, because it can be changed into a prime (199224279697) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68767720 + ... + 68770616.

Almost surely, 2^199224279696 is an apocalyptic number.

199224279696 is a gapful number since it is divisible by the number (16) 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 199224279696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279156132864).

199224279696 is an abundant number, since it is smaller than the sum of its proper divisors (359087986032).

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

199224279696 is a wasteful number, since it uses less digits than its factorization.

199224279696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3689 (or 3683 counting only the distinct ones).

The product of its digits is 52907904, while the sum is 66.

The spelling of 199224279696 in words is "one hundred ninety-nine billion, two hundred twenty-four million, two hundred seventy-nine thousand, six hundred ninety-six".