9840489120 has 1152 divisors, whose sum is σ = 45966735360. Its totient is φ = 1925959680.

The previous prime is 9840489103. The next prime is 9840489149. The reversal of 9840489120 is 219840489.

9840489120 is a `hidden beast` number, since 9 + 8 + 40 + 489 + 120 = 666.

It is a super-2 number, since 2×9840489120² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 56881354 + ... + 56881526.

It is an arithmetic number, because the mean of its divisors is an integer number (39901680).

Almost surely, 2^9840489120 is an apocalyptic number.

9840489120 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9840489120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22983367680).

9840489120 is an abundant number, since it is smaller than the sum of its proper divisors (36126246240).

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

9840489120 is a wasteful number, since it uses less digits than its factorization.

9840489120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The square root of 9840489120 is about 99199.2395132140. The cubic root of 9840489120 is about 2142.9180444405.

The spelling of 9840489120 in words is "nine billion, eight hundred forty million, four hundred eighty-nine thousand, one hundred twenty".