5247861888 has 64 divisors (see below), whose sum is σ = 13947357600. Its totient is φ = 1748318208.

The previous prime is 5247861863. The next prime is 5247861911. The reversal of 5247861888 is 8881687425.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1137795 + ... + 1142397.

Almost surely, 2^5247861888 is an apocalyptic number.

It is an amenable number.

5247861888 is an abundant number, since it is smaller than the sum of its proper divisors (8699495712).

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

5247861888 is a wasteful number, since it uses less digits than its factorization.

5247861888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7589 (or 7577 counting only the distinct ones).

The product of its digits is 6881280, while the sum is 57.

The square root of 5247861888 is about 72442.1278538945. The cubic root of 5247861888 is about 1737.7773496354. Note that the first 3 decimals are identical.

The spelling of 5247861888 in words is "five billion, two hundred forty-seven million, eight hundred sixty-one thousand, eight hundred eighty-eight".