191398203332 has 12 divisors (see below), whose sum is σ = 382796406720. Its totient is φ = 82027801416.

The previous prime is 191398203323. The next prime is 191398203361. The reversal of 191398203332 is 233302893191.

191398203332 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3417825032 + ... + 3417825087.

It is an arithmetic number, because the mean of its divisors is an integer number (31899700560).

Almost surely, 2^191398203332 is an apocalyptic number.

It is an amenable number.

191398203332 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

191398203332 is a wasteful number, since it uses less digits than its factorization.

191398203332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6835650130 (or 6835650128 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 44.

The spelling of 191398203332 in words is "one hundred ninety-one billion, three hundred ninety-eight million, two hundred three thousand, three hundred thirty-two".