189604396233 has 24 divisors (see below), whose sum is σ = 313029600000. Its totient is φ = 108334338624.

The previous prime is 189604396213. The next prime is 189604396259. The reversal of 189604396233 is 332693406981.

189604396233 is a `hidden beast` number, since 1 + 8 + 9 + 6 + 0 + 4 + 3 + 9 + 623 + 3 = 666.

189604396233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 189604396233 - 2⁸ = 189604395977 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 189604396233.

It is not an unprimeable number, because it can be changed into a prime (189604396213) 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 23 ways as a sum of consecutive naturals, for example, 491893 + ... + 788141.

It is an arithmetic number, because the mean of its divisors is an integer number (13042900000).

Almost surely, 2^189604396233 is an apocalyptic number.

It is an amenable number.

189604396233 is a deficient number, since it is larger than the sum of its proper divisors (123425203767).

189604396233 is a wasteful number, since it uses less digits than its factorization.

189604396233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306421 (or 306418 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 54.

The spelling of 189604396233 in words is "one hundred eighty-nine billion, six hundred four million, three hundred ninety-six thousand, two hundred thirty-three".