4771128318 has 64 divisors (see below), whose sum is σ = 10706383872. Its totient is φ = 1404708480.

The previous prime is 4771128301. The next prime is 4771128391. The reversal of 4771128318 is 8138211774.

It is a self number, because there is not a number n which added to its sum of digits gives 4771128318.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3352155 + ... + 3353577.

It is an arithmetic number, because the mean of its divisors is an integer number (167287248).

Almost surely, 2^4771128318 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4771128318, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5353191936).

4771128318 is an abundant number, since it is smaller than the sum of its proper divisors (5935255554).

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

4771128318 is a wasteful number, since it uses less digits than its factorization.

4771128318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2849.

The product of its digits is 75264, while the sum is 42.

The square root of 4771128318 is about 69073.3546166682. The cubic root of 4771128318 is about 1683.4763990247.

The spelling of 4771128318 in words is "four billion, seven hundred seventy-one million, one hundred twenty-eight thousand, three hundred eighteen".