2585848005 has 48 divisors (see below), whose sum is σ = 4918049136. Its totient is φ = 1248998400.

The previous prime is 2585847991. The next prime is 2585848033. The reversal of 2585848005 is 5008485852.

It can be written as a sum of positive squares in 8 ways, for example, as 8661249 + 2577186756 = 2943^2 + 50766^2 .

It is not a de Polignac number, because 2585848005 - 2⁶ = 2585847941 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 47 ways as a sum of consecutive naturals, for example, 10696 + ... + 72705.

It is an arithmetic number, because the mean of its divisors is an integer number (102459357).

Almost surely, 2^2585848005 is an apocalyptic number.

It is an amenable number.

2585848005 is a deficient number, since it is larger than the sum of its proper divisors (2332201131).

2585848005 is a wasteful number, since it uses less digits than its factorization.

2585848005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83478 (or 83475 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 45.

The square root of 2585848005 is about 50851.2340558221. The cubic root of 2585848005 is about 1372.5694590944.

The spelling of 2585848005 in words is "two billion, five hundred eighty-five million, eight hundred forty-eight thousand, five".