8423244648 has 384 divisors, whose sum is σ = 30336768000. Its totient is φ = 2143895040.

The previous prime is 8423244617. The next prime is 8423244659. The reversal of 8423244648 is 8464423248.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3989113 + ... + 3991223.

It is an arithmetic number, because the mean of its divisors is an integer number (79002000).

Almost surely, 2^8423244648 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 8423244648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15168384000).

8423244648 is an abundant number, since it is smaller than the sum of its proper divisors (21913523352).

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

8423244648 is a wasteful number, since it uses less digits than its factorization.

8423244648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2182 (or 2165 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 45.

The square root of 8423244648 is about 91778.2362436760. The cubic root of 8423244648 is about 2034.6660482655. Note that the first 3 decimals are identical.

The spelling of 8423244648 in words is "eight billion, four hundred twenty-three million, two hundred forty-four thousand, six hundred forty-eight".