5047857318 has 64 divisors (see below), whose sum is σ = 11778992640. Its totient is φ = 1412370432.

The previous prime is 5047857307. The next prime is 5047857343. The reversal of 5047857318 is 8137587405.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 481638 + ... + 492006.

It is an arithmetic number, because the mean of its divisors is an integer number (184046760).

Almost surely, 2^5047857318 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5047857318, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5889496320).

5047857318 is an abundant number, since it is smaller than the sum of its proper divisors (6731135322).

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

5047857318 is a wasteful number, since it uses less digits than its factorization.

5047857318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10621.

The product of its (nonzero) digits is 940800, while the sum is 48.

The square root of 5047857318 is about 71048.2745603298. The cubic root of 5047857318 is about 1715.4142899484.

The spelling of 5047857318 in words is "five billion, forty-seven million, eight hundred fifty-seven thousand, three hundred eighteen".