199535616794 has 8 divisors (see below), whose sum is σ = 302209284000. Its totient is φ = 98799188796.

The previous prime is 199535616751. The next prime is 199535616817. The reversal of 199535616794 is 497616535991.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 199535616794.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 484309544 + ... + 484309955.

It is an arithmetic number, because the mean of its divisors is an integer number (37776160500).

Almost surely, 2^199535616794 is an apocalyptic number.

199535616794 is a deficient number, since it is larger than the sum of its proper divisors (102673667206).

199535616794 is a wasteful number, since it uses less digits than its factorization.

199535616794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968619604.

The product of its digits is 55112400, while the sum is 65.

The spelling of 199535616794 in words is "one hundred ninety-nine billion, five hundred thirty-five million, six hundred sixteen thousand, seven hundred ninety-four".