2585127265 has 16 divisors (see below), whose sum is σ = 3558412800. Its totient is φ = 1766111040.

The previous prime is 2585127199. The next prime is 2585127271. The reversal of 2585127265 is 5627215852.

It is not a de Polignac number, because 2585127265 - 2¹⁵ = 2585094497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126790 + ... + 145759.

It is an arithmetic number, because the mean of its divisors is an integer number (222400800).

Almost surely, 2^2585127265 is an apocalyptic number.

It is an amenable number.

2585127265 is a deficient number, since it is larger than the sum of its proper divisors (973285535).

2585127265 is a wasteful number, since it uses less digits than its factorization.

2585127265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272832.

The product of its digits is 336000, while the sum is 43.

The square root of 2585127265 is about 50844.1468116046. The cubic root of 2585127265 is about 1372.4419241896.

The spelling of 2585127265 in words is "two billion, five hundred eighty-five million, one hundred twenty-seven thousand, two hundred sixty-five".