5648663328 has 288 divisors, whose sum is σ = 18807570432. Its totient is φ = 1452971520.

The previous prime is 5648663299. The next prime is 5648663329. The reversal of 5648663328 is 8233668465.

It is not an unprimeable number, because it can be changed into a prime (5648663329) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10326351 + ... + 10326897.

It is an arithmetic number, because the mean of its divisors is an integer number (65304064).

Almost surely, 2^5648663328 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 5648663328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9403785216).

5648663328 is an abundant number, since it is smaller than the sum of its proper divisors (13158907104).

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

5648663328 is a wasteful number, since it uses less digits than its factorization.

5648663328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716 (or 697 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 51.

The square root of 5648663328 is about 75157.5899560384. The cubic root of 5648663328 is about 1780.9370279997.

The spelling of 5648663328 in words is "five billion, six hundred forty-eight million, six hundred sixty-three thousand, three hundred twenty-eight".