5188378826 has 8 divisors (see below), whose sum is σ = 7784903520. Its totient is φ = 2593410988.

The previous prime is 5188378781. The next prime is 5188378837. The reversal of 5188378826 is 6288738815.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 380846 + ... + 394233.

It is an arithmetic number, because the mean of its divisors is an integer number (973112940).

Almost surely, 2^5188378826 is an apocalyptic number.

5188378826 is a deficient number, since it is larger than the sum of its proper divisors (2596524694).

5188378826 is a wasteful number, since it uses less digits than its factorization.

5188378826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778428.

The product of its digits is 5160960, while the sum is 56.

The square root of 5188378826 is about 72030.4020952264. The cubic root of 5188378826 is about 1731.1866435198.

The spelling of 5188378826 in words is "five billion, one hundred eighty-eight million, three hundred seventy-eight thousand, eight hundred twenty-six".