2585255575 has 24 divisors (see below), whose sum is σ = 3669150080. Its totient is φ = 1770098400.

The previous prime is 2585255549. The next prime is 2585255581. The reversal of 2585255575 is 5755525852.

It is not a de Polignac number, because 2585255575 - 2⁹ = 2585255063 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110236 + ... + 131614.

Almost surely, 2^2585255575 is an apocalyptic number.

2585255575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2585255575 is a deficient number, since it is larger than the sum of its proper divisors (1083894505).

2585255575 is a wasteful number, since it uses less digits than its factorization.

2585255575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22087 (or 22082 counting only the distinct ones).

The product of its digits is 3500000, while the sum is 49.

The square root of 2585255575 is about 50845.4085931070. The cubic root of 2585255575 is about 1372.4646303715.

The spelling of 2585255575 in words is "two billion, five hundred eighty-five million, two hundred fifty-five thousand, five hundred seventy-five".