9864460800 has 960 divisors, whose sum is σ = 40552047360. Its totient is φ = 2335703040.

The previous prime is 9864460759. The next prime is 9864460807. The reversal of 9864460800 is 80644689.

It is a happy number.

9864460800 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (960).

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

It is not an unprimeable number, because it can be changed into a prime (9864460807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 135129564 + ... + 135129636.

It is an arithmetic number, because the mean of its divisors is an integer number (42241716).

Almost surely, 2^9864460800 is an apocalyptic number.

9864460800 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 9864460800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20276023680).

9864460800 is an abundant number, since it is smaller than the sum of its proper divisors (30687586560).

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

9864460800 is a wasteful number, since it uses less digits than its factorization.

9864460800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 123 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 9864460800 is about 99319.9919452272. The cubic root of 9864460800 is about 2144.6567008908.

The spelling of 9864460800 in words is "nine billion, eight hundred sixty-four million, four hundred sixty thousand, eight hundred".