9792144930 has 64 divisors (see below), whose sum is σ = 24552460800. Its totient is φ = 2496211200.

The previous prime is 9792144917. The next prime is 9792144937. The reversal of 9792144930 is 394412979.

It is a happy number.

It is a super-2 number, since 2×9792144930² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9792144930.

It is not an unprimeable number, because it can be changed into a prime (9792144937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32151 + ... + 143589.

It is an arithmetic number, because the mean of its divisors is an integer number (383632200).

Almost surely, 2^9792144930 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9792144930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12276230400).

9792144930 is an abundant number, since it is smaller than the sum of its proper divisors (14760315870).

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

9792144930 is a wasteful number, since it uses less digits than its factorization.

9792144930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111579.

The product of its (nonzero) digits is 489888, while the sum is 48.

The square root of 9792144930 is about 98955.2673181170. The cubic root of 9792144930 is about 2139.4030513917.

The spelling of 9792144930 in words is "nine billion, seven hundred ninety-two million, one hundred forty-four thousand, nine hundred thirty".