5085809838 has 24 divisors (see below), whose sum is σ = 11599216200. Its totient is φ = 1606045104.

The previous prime is 5085809809. The next prime is 5085809851. The reversal of 5085809838 is 8389085805.

5085809838 is a `hidden beast` number, since 50 + 8 + 580 + 9 + 8 + 3 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7435053 + ... + 7435736.

It is an arithmetic number, because the mean of its divisors is an integer number (483300675).

Almost surely, 2^5085809838 is an apocalyptic number.

5085809838 is an abundant number, since it is smaller than the sum of its proper divisors (6513406362).

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

5085809838 is a wasteful number, since it uses less digits than its factorization.

5085809838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14870816 (or 14870813 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 54.

The square root of 5085809838 is about 71314.8640747495. The cubic root of 5085809838 is about 1719.7026976227.

The spelling of 5085809838 in words is "five billion, eighty-five million, eight hundred nine thousand, eight hundred thirty-eight".