2560564205 has 8 divisors (see below), whose sum is σ = 3072970104. Its totient is φ = 2048256000.

The previous prime is 2560564199. The next prime is 2560564207. The reversal of 2560564205 is 5024650652.

It can be written as a sum of positive squares in 4 ways, for example, as 41126569 + 2519437636 = 6413^2 + 50194^2 .

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

It is not a de Polignac number, because 2560564205 - 2⁴ = 2560564189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2560564207) by changing a digit.

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, 59405 + ... + 93005.

It is an arithmetic number, because the mean of its divisors is an integer number (384121263).

Almost surely, 2^2560564205 is an apocalyptic number.

It is an amenable number.

2560564205 is a deficient number, since it is larger than the sum of its proper divisors (512405899).

2560564205 is a wasteful number, since it uses less digits than its factorization.

2560564205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48847.

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 2560564205 is about 50602.0177957362. The cubic root of 2560564205 is about 1368.0812475613.

The spelling of 2560564205 in words is "two billion, five hundred sixty million, five hundred sixty-four thousand, two hundred five".