189882840384 has 112 divisors (see below), whose sum is σ = 558773380800. Its totient is φ = 63231579648.

The previous prime is 189882840373. The next prime is 189882840439. The reversal of 189882840384 is 483048288981.

189882840384 is a `hidden beast` number, since 18 + 98 + 82 + 84 + 0 + 384 = 666.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1706914 + ... + 1814750.

Almost surely, 2^189882840384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 189882840384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279386690400).

189882840384 is an abundant number, since it is smaller than the sum of its proper divisors (368890540416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

189882840384 is a wasteful number, since it uses less digits than its factorization.

189882840384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108877 (or 108861 counting only the distinct ones).

The product of its (nonzero) digits is 28311552, while the sum is 63.

The spelling of 189882840384 in words is "one hundred eighty-nine billion, eight hundred eighty-two million, eight hundred forty thousand, three hundred eighty-four".