199128335163559 has 4 divisors (see below), whose sum is σ = 199128487228216. Its totient is φ = 199128183098904.

The previous prime is 199128335163551. The next prime is 199128335163617. The reversal of 199128335163559 is 955361533821991.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 199128335163559 - 2³ = 199128335163551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199128335163551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74050869 + ... + 76692814.

It is an arithmetic number, because the mean of its divisors is an integer number (49782121807054).

Almost surely, 2^{199128335163559} is an apocalyptic number.

199128335163559 is a deficient number, since it is larger than the sum of its proper divisors (152064657).

199128335163559 is a wasteful number, since it uses less digits than its factorization.

199128335163559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152064656.

The product of its digits is 236196000, while the sum is 70.

The spelling of 199128335163559 in words is "one hundred ninety-nine trillion, one hundred twenty-eight billion, three hundred thirty-five million, one hundred sixty-three thousand, five hundred fifty-nine".