2585530673 has 4 divisors (see below), whose sum is σ = 2820578928. Its totient is φ = 2350482420.

The previous prime is 2585530601. The next prime is 2585530687. The reversal of 2585530673 is 3760355852.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2585530673 - 2¹⁰ = 2585529649 is a prime.

It is a super-2 number, since 2×2585530673² = 13369937722047665858, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2585530973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117524111 + ... + 117524132.

It is an arithmetic number, because the mean of its divisors is an integer number (705144732).

Almost surely, 2^2585530673 is an apocalyptic number.

It is an amenable number.

2585530673 is a deficient number, since it is larger than the sum of its proper divisors (235048255).

2585530673 is a wasteful number, since it uses less digits than its factorization.

2585530673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235048254.

The product of its (nonzero) digits is 756000, while the sum is 44.

The square root of 2585530673 is about 50848.1137604926. The cubic root of 2585530673 is about 1372.5133101342.

The spelling of 2585530673 in words is "two billion, five hundred eighty-five million, five hundred thirty thousand, six hundred seventy-three".