5188242688 has 36 divisors (see below), whose sum is σ = 10400785668. Its totient is φ = 2582958080.

The previous prime is 5188242671. The next prime is 5188242707. The reversal of 5188242688 is 8862428815.

It can be written as a sum of positive squares in 2 ways, for example, as 804743424 + 4383499264 = 28368^2 + 66208^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16158 + ... + 103138.

It is an arithmetic number, because the mean of its divisors is an integer number (288910713).

Almost surely, 2^5188242688 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 5188242688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5200392834).

5188242688 is an abundant number, since it is smaller than the sum of its proper divisors (5212542980).

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

5188242688 is an equidigital number, since it uses as much as digits as its factorization.

5188242688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87230 (or 87216 counting only the distinct ones).

The product of its digits is 1966080, while the sum is 52.

The square root of 5188242688 is about 72029.4570852787. The cubic root of 5188242688 is about 1731.1715018377.

The spelling of 5188242688 in words is "five billion, one hundred eighty-eight million, two hundred forty-two thousand, six hundred eighty-eight".