9828120189 has 16 divisors (see below), whose sum is σ = 13885950528. Its totient is φ = 6161793792.

The previous prime is 9828120163. The next prime is 9828120191. The reversal of 9828120189 is 9810218289.

It is not a de Polignac number, because 9828120189 - 2⁸ = 9828119933 is a prime.

It is a super-3 number, since 3×9828120189³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9828120149) 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 15 ways as a sum of consecutive naturals, for example, 10327 + ... + 140580.

It is an arithmetic number, because the mean of its divisors is an integer number (867871908).

Almost surely, 2^9828120189 is an apocalyptic number.

It is an amenable number.

9828120189 is a deficient number, since it is larger than the sum of its proper divisors (4057830339).

9828120189 is a wasteful number, since it uses less digits than its factorization.

9828120189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152204.

The product of its (nonzero) digits is 165888, while the sum is 48.

The square root of 9828120189 is about 99136.8760300626. The cubic root of 9828120189 is about 2142.0198262656.

The spelling of 9828120189 in words is "nine billion, eight hundred twenty-eight million, one hundred twenty thousand, one hundred eighty-nine".