9940484180 has 96 divisors (see below), whose sum is σ = 23547912192. Its totient is φ = 3492086400.

The previous prime is 9940484179. The next prime is 9940484207. The reversal of 9940484180 is 814840499.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6184937 + ... + 6186543.

It is an arithmetic number, because the mean of its divisors is an integer number (245290752).

Almost surely, 2^9940484180 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 9940484180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11773956096).

9940484180 is an abundant number, since it is smaller than the sum of its proper divisors (13607428012).

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

9940484180 is a wasteful number, since it uses less digits than its factorization.

9940484180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2565 (or 2563 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 47.

The square root of 9940484180 is about 99701.9768108938. The cubic root of 9940484180 is about 2150.1520844283.

The spelling of 9940484180 in words is "nine billion, nine hundred forty million, four hundred eighty-four thousand, one hundred eighty".