191797338914 has 8 divisors (see below), whose sum is σ = 288899758080. Its totient is φ = 95497419556.

The previous prime is 191797338907. The next prime is 191797339033. The reversal of 191797338914 is 419833797191.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200624354 + ... + 200625309.

It is an arithmetic number, because the mean of its divisors is an integer number (36112469760).

Almost surely, 2^191797338914 is an apocalyptic number.

191797338914 is a deficient number, since it is larger than the sum of its proper divisors (97102419166).

191797338914 is a wasteful number, since it uses less digits than its factorization.

191797338914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401249904.

The product of its digits is 10287648, while the sum is 62.

The spelling of 191797338914 in words is "one hundred ninety-one billion, seven hundred ninety-seven million, three hundred thirty-eight thousand, nine hundred fourteen".