9864590848 has 160 divisors (see below), whose sum is σ = 24481290240. Its totient is φ = 3875143680.

The previous prime is 9864590843. The next prime is 9864590851. The reversal of 9864590848 is 8480954689.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9864590843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2108640 + ... + 2113312.

It is an arithmetic number, because the mean of its divisors is an integer number (153008064).

Almost surely, 2^9864590848 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 9864590848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12240645120).

9864590848 is an abundant number, since it is smaller than the sum of its proper divisors (14616699392).

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

9864590848 is a wasteful number, since it uses less digits than its factorization.

9864590848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4748 (or 4732 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 61.

The square root of 9864590848 is about 99320.6466350275. The cubic root of 9864590848 is about 2144.6661255346. Note that the first 3 decimals are identical.

The spelling of 9864590848 in words is "nine billion, eight hundred sixty-four million, five hundred ninety thousand, eight hundred forty-eight".