199117156032 has 84 divisors (see below), whose sum is σ = 570840342696. Its totient is φ = 66359946240.

The previous prime is 199117156013. The next prime is 199117156039. The reversal of 199117156032 is 230651711991.

199117156032 is a `hidden beast` number, since 1 + 9 + 9 + 11 + 71 + 560 + 3 + 2 = 666.

199117156032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (199117156039) 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 11 ways as a sum of consecutive naturals, for example, 3349932 + ... + 3408852.

Almost surely, 2^199117156032 is an apocalyptic number.

199117156032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

199117156032 is an abundant number, since it is smaller than the sum of its proper divisors (371723186664).

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

199117156032 is a wasteful number, since it uses less digits than its factorization.

199117156032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64806 (or 64793 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 45.

The spelling of 199117156032 in words is "one hundred ninety-nine billion, one hundred seventeen million, one hundred fifty-six thousand, thirty-two".