2566422355 has 8 divisors (see below), whose sum is σ = 3519664992. Its totient is φ = 1759832448.

The previous prime is 2566422343. The next prime is 2566422371. The reversal of 2566422355 is 5532246652.

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

It is a cyclic number.

It is not a de Polignac number, because 2566422355 - 2⁷ = 2566422227 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36663142 + ... + 36663211.

It is an arithmetic number, because the mean of its divisors is an integer number (439958124).

Almost surely, 2^2566422355 is an apocalyptic number.

2566422355 is a deficient number, since it is larger than the sum of its proper divisors (953242637).

2566422355 is an equidigital number, since it uses as much as digits as its factorization.

2566422355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73326365.

The product of its digits is 432000, while the sum is 40.

The square root of 2566422355 is about 50659.8692753939. The cubic root of 2566422355 is about 1369.1237679305.

The spelling of 2566422355 in words is "two billion, five hundred sixty-six million, four hundred twenty-two thousand, three hundred fifty-five".