9930204442500 has 240 divisors, whose sum is σ = 29139008532480. Its totient is φ = 2631170000000.

The previous prime is 9930204442439. The next prime is 9930204442523. The reversal of 9930204442500 is 52444020399.

It is an unprimeable number.

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 79 ways as a sum of consecutive naturals, for example, 811351381 + ... + 811363619.

It is an arithmetic number, because the mean of its divisors is an integer number (121412535552).

Almost surely, 2^{9930204442500} 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 9930204442500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14569504266240).

9930204442500 is an abundant number, since it is smaller than the sum of its proper divisors (19208804089980).

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

9930204442500 is a wasteful number, since it uses less digits than its factorization.

9930204442500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12948 (or 12931 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

Adding to 9930204442500 its reverse (52444020399), we get a palindrome (9982648462899).

The spelling of 9930204442500 in words is "nine trillion, nine hundred thirty billion, two hundred four million, four hundred forty-two thousand, five hundred".