9616320000 has 1000 divisors, whose sum is σ = 41763393936. Its totient is φ = 2156544000.

The previous prime is 9616319981. The next prime is 9616320037. The reversal of 9616320000 is 236169.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (1000).

It is a super-2 number, since 2×9616320000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 99 ways as a sum of consecutive naturals, for example, 181439974 + ... + 181440026.

Almost surely, 2^9616320000 is an apocalyptic number.

9616320000 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 9616320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20881696968).

9616320000 is an abundant number, since it is smaller than the sum of its proper divisors (32147073936).

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

9616320000 is an frugal number, since it uses more digits than its factorization.

9616320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 9616320000 is about 98062.8369975089. The cubic root of 9616320000 is about 2126.5208029245.

Adding to 9616320000 its reverse (236169), we get a palindrome (9616556169).

The spelling of 9616320000 in words is "nine billion, six hundred sixteen million, three hundred twenty thousand".