189694877327 has 8 divisors (see below), whose sum is σ = 191112825600. Its totient is φ = 188281354240.

The previous prime is 189694877311. The next prime is 189694877353. The reversal of 189694877327 is 723778496981.

189694877327 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 189694877327 - 2⁴ = 189694877311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189694877527) 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 7 ways as a sum of consecutive naturals, for example, 1020218 + ... + 1191735.

It is an arithmetic number, because the mean of its divisors is an integer number (23889103200).

Almost surely, 2^189694877327 is an apocalyptic number.

189694877327 is a deficient number, since it is larger than the sum of its proper divisors (1417948273).

189694877327 is a wasteful number, since it uses less digits than its factorization.

189694877327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212593.

The product of its digits is 256048128, while the sum is 71.

The spelling of 189694877327 in words is "one hundred eighty-nine billion, six hundred ninety-four million, eight hundred seventy-seven thousand, three hundred twenty-seven".