191328975938416 has 10 divisors (see below), whose sum is σ = 370699890880712. Its totient is φ = 95664487969200.

The previous prime is 191328975938393. The next prime is 191328975938423. The reversal of 191328975938416 is 614839579823191.

191328975938416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5979030498060 + ... + 5979030498091.

Almost surely, 2^{191328975938416} is an apocalyptic number.

191328975938416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

191328975938416 is a deficient number, since it is larger than the sum of its proper divisors (179370914942296).

191328975938416 is a wasteful number, since it uses less digits than its factorization.

191328975938416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11958060996159 (or 11958060996153 counting only the distinct ones).

The product of its digits is 705438720, while the sum is 76.

The spelling of 191328975938416 in words is "one hundred ninety-one trillion, three hundred twenty-eight billion, nine hundred seventy-five million, nine hundred thirty-eight thousand, four hundred sixteen".