199493229593 has 16 divisors (see below), whose sum is σ = 232470347136. Its totient is φ = 167653549440.

The previous prime is 199493229589. The next prime is 199493229629. The reversal of 199493229593 is 395922394991.

199493229593 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 199493229593 - 2² = 199493229589 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (199493229503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 612671 + ... + 879972.

It is an arithmetic number, because the mean of its divisors is an integer number (14529396696).

Almost surely, 2^199493229593 is an apocalyptic number.

It is an amenable number.

199493229593 is a deficient number, since it is larger than the sum of its proper divisors (32977117543).

199493229593 is a wasteful number, since it uses less digits than its factorization.

199493229593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1493024.

The product of its digits is 42515280, while the sum is 65.

The spelling of 199493229593 in words is "one hundred ninety-nine billion, four hundred ninety-three million, two hundred twenty-nine thousand, five hundred ninety-three".