2585275045 has 4 divisors (see below), whose sum is σ = 3102330060. Its totient is φ = 2068220032.

The previous prime is 2585275037. The next prime is 2585275061. The reversal of 2585275045 is 5405725852.

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 364886404 + 2220388641 = 19102^2 + 47121^2 .

It is a cyclic number.

It is not a de Polignac number, because 2585275045 - 2³ = 2585275037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2585274992 and 2585275010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258527500 + ... + 258527509.

It is an arithmetic number, because the mean of its divisors is an integer number (775582515).

Almost surely, 2^2585275045 is an apocalyptic number.

It is an amenable number.

2585275045 is a deficient number, since it is larger than the sum of its proper divisors (517055015).

2585275045 is an equidigital number, since it uses as much as digits as its factorization.

2585275045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517055014.

The product of its (nonzero) digits is 560000, while the sum is 43.

The square root of 2585275045 is about 50845.6000554620. The cubic root of 2585275045 is about 1372.4680757845.

The spelling of 2585275045 in words is "two billion, five hundred eighty-five million, two hundred seventy-five thousand, forty-five".