189120927334 has 16 divisors (see below), whose sum is σ = 283966952256. Its totient is φ = 94465324800.

The previous prime is 189120927319. The next prime is 189120927337. The reversal of 189120927334 is 433729021981.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189120927337) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 9703219 + ... + 9722689.

It is an arithmetic number, because the mean of its divisors is an integer number (17747934516).

Almost surely, 2^189120927334 is an apocalyptic number.

189120927334 is a deficient number, since it is larger than the sum of its proper divisors (94846024922).

189120927334 is a wasteful number, since it uses less digits than its factorization.

189120927334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24111.

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 189120927334 in words is "one hundred eighty-nine billion, one hundred twenty million, nine hundred twenty-seven thousand, three hundred thirty-four".