8244688648 has 48 divisors (see below), whose sum is σ = 18024768000. Its totient is φ = 3525167520.

The previous prime is 8244688579. The next prime is 8244688687. The reversal of 8244688648 is 8468864428.

It is a junction number, because it is equal to n+sod(n) for n = 8244688592 and 8244688601.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144553 + ... + 193351.

It is an arithmetic number, because the mean of its divisors is an integer number (375516000).

Almost surely, 2^8244688648 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 8244688648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9012384000).

8244688648 is an abundant number, since it is smaller than the sum of its proper divisors (9780079352).

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

8244688648 is a wasteful number, since it uses less digits than its factorization.

8244688648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49250 (or 49239 counting only the distinct ones).

The product of its digits is 18874368, while the sum is 58.

The square root of 8244688648 is about 90800.2678850674. The cubic root of 8244688648 is about 2020.1862920043.

The spelling of 8244688648 in words is "eight billion, two hundred forty-four million, six hundred eighty-eight thousand, six hundred forty-eight".