2566128282 has 8 divisors (see below), whose sum is σ = 5132256576. Its totient is φ = 855376092.

The previous prime is 2566128263. The next prime is 2566128287. The reversal of 2566128282 is 2828216652.

It is a sphenic number, since it is the product of 3 distinct primes.

2566128282 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2566128287) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 213844018 + ... + 213844029.

It is an arithmetic number, because the mean of its divisors is an integer number (641532072).

Almost surely, 2^2566128282 is an apocalyptic number.

2566128282 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2566128282 is a wasteful number, since it uses less digits than its factorization.

2566128282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427688052.

The product of its digits is 184320, while the sum is 42.

The square root of 2566128282 is about 50656.9667666748. The cubic root of 2566128282 is about 1369.0714723406.

The spelling of 2566128282 in words is "two billion, five hundred sixty-six million, one hundred twenty-eight thousand, two hundred eighty-two".