189171375388699 has 8 divisors (see below), whose sum is σ = 206373129237360. Its totient is φ = 171970347554400.

The previous prime is 189171375388693. The next prime is 189171375388729. The reversal of 189171375388699 is 996883573171981.

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

It is a cyclic number.

It is not a de Polignac number, because 189171375388699 - 2³ = 189171375388691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (189171375388691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180958704 + ... + 182001085.

It is an arithmetic number, because the mean of its divisors is an integer number (25796641154670).

Almost surely, 2^{189171375388699} is an apocalyptic number.

189171375388699 is a deficient number, since it is larger than the sum of its proper divisors (17201753848661).

189171375388699 is a wasteful number, since it uses less digits than its factorization.

189171375388699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363007181.

The product of its digits is 4938071040, while the sum is 85.

The spelling of 189171375388699 in words is "one hundred eighty-nine trillion, one hundred seventy-one billion, three hundred seventy-five million, three hundred eighty-eight thousand, six hundred ninety-nine".