9844622564 has 48 divisors (see below), whose sum is σ = 20618793216. Its totient is φ = 4021248000.

The previous prime is 9844622521. The next prime is 9844622603. The reversal of 9844622564 is 4652264489.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 153764 + ... + 208164.

It is an arithmetic number, because the mean of its divisors is an integer number (429558192).

Almost surely, 2^9844622564 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 9844622564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10309396608).

9844622564 is an abundant number, since it is smaller than the sum of its proper divisors (10774170652).

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

9844622564 is a wasteful number, since it uses less digits than its factorization.

9844622564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54716 (or 54714 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 50.

The square root of 9844622564 is about 99220.0713767129. The cubic root of 9844622564 is about 2143.2180428016.

The spelling of 9844622564 in words is "nine billion, eight hundred forty-four million, six hundred twenty-two thousand, five hundred sixty-four".