2851411728 has 80 divisors (see below), whose sum is σ = 8155835136. Its totient is φ = 851157120.

The previous prime is 2851411723. The next prime is 2851411753. The reversal of 2851411728 is 8271141582.

It is not an unprimeable number, because it can be changed into a prime (2851411723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4926 + ... + 75677.

Almost surely, 2^2851411728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2851411728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4077917568).

2851411728 is an abundant number, since it is smaller than the sum of its proper divisors (5304423408).

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

2851411728 is a wasteful number, since it uses less digits than its factorization.

2851411728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80692 (or 80686 counting only the distinct ones).

The product of its digits is 35840, while the sum is 39.

The square root of 2851411728 is about 53398.6116673458. The cubic root of 2851411728 is about 1418.0339995415.

The spelling of 2851411728 in words is "two billion, eight hundred fifty-one million, four hundred eleven thousand, seven hundred twenty-eight".