2559128882 has 6 divisors (see below), whose sum is σ = 3838800639. Its totient is φ = 1279528670.

The previous prime is 2559128849. The next prime is 2559128893. The reversal of 2559128882 is 2888219552.

It can be written as a sum of positive squares in only one way, i.e., 1279564441 + 1279564441 = 35771^2 + 35771^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=35771.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2559128882.

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 2 ways as a sum of consecutive naturals, for example, 53657 + ... + 89427.

Almost surely, 2^2559128882 is an apocalyptic number.

2559128882 is a deficient number, since it is larger than the sum of its proper divisors (1279671757).

2559128882 is an frugal number, since it uses more digits than its factorization.

2559128882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71544 (or 35773 counting only the distinct ones).

The product of its digits is 921600, while the sum is 50.

The square root of 2559128882 is about 50587.8333396480. The cubic root of 2559128882 is about 1367.8255740270.

Multiplying 2559128882 by its sum of digits (50), we get a square (127956444100 = 357710²).

The spelling of 2559128882 in words is "two billion, five hundred fifty-nine million, one hundred twenty-eight thousand, eight hundred eighty-two".