5188578890 has 16 divisors (see below), whose sum is σ = 10188482400. Its totient is φ = 1886755920.

The previous prime is 5188578887. The next prime is 5188578929. The reversal of 5188578890 is 988758815.

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, 23584340 + ... + 23584559.

It is an arithmetic number, because the mean of its divisors is an integer number (636780150).

Almost surely, 2^5188578890 is an apocalyptic number.

5188578890 is a deficient number, since it is larger than the sum of its proper divisors (4999903510).

5188578890 is a wasteful number, since it uses less digits than its factorization.

5188578890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47168917.

The product of its (nonzero) digits is 6451200, while the sum is 59.

The square root of 5188578890 is about 72031.7908287723. The cubic root of 5188578890 is about 1731.2088947653.

The spelling of 5188578890 in words is "five billion, one hundred eighty-eight million, five hundred seventy-eight thousand, eight hundred ninety".