5188244668 has 12 divisors (see below), whose sum is σ = 9080050840. Its totient is φ = 2593944432.

The previous prime is 5188244647. The next prime is 5188244687. The reversal of 5188244668 is 8664428815.

It is a happy number.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

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, 38230 + ... + 108802.

Almost surely, 2^5188244668 is an apocalyptic number.

It is an amenable number.

5188244668 is a deficient number, since it is larger than the sum of its proper divisors (3891806172).

5188244668 is a wasteful number, since it uses less digits than its factorization.

5188244668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88956 (or 88954 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 52.

The square root of 5188244668 is about 72029.4708296542. The cubic root of 5188244668 is about 1731.1717220612.

The spelling of 5188244668 in words is "five billion, one hundred eighty-eight million, two hundred forty-four thousand, six hundred sixty-eight".