2580356005 has 4 divisors (see below), whose sum is σ = 3096427212. Its totient is φ = 2064284800.

The previous prime is 2580355963. The next prime is 2580356011. The reversal of 2580356005 is 5006530852.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 718347204 + 1862008801 = 26802^2 + 43151^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2580356005 is a prime.

It is a super-2 number, since 2×2580356005² = 13316474225079120050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258035596 + ... + 258035605.

It is an arithmetic number, because the mean of its divisors is an integer number (774106803).

Almost surely, 2^2580356005 is an apocalyptic number.

It is an amenable number.

2580356005 is a deficient number, since it is larger than the sum of its proper divisors (516071207).

2580356005 is an equidigital number, since it uses as much as digits as its factorization.

2580356005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516071206.

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 2580356005 is about 50797.2046967153. The cubic root of 2580356005 is about 1371.5970515334.

Adding to 2580356005 its reverse (5006530852), we get a palindrome (7586886857).

The spelling of 2580356005 in words is "two billion, five hundred eighty million, three hundred fifty-six thousand, five".