2585550755 has 4 divisors (see below), whose sum is σ = 3102660912. Its totient is φ = 2068440600.

The previous prime is 2585550743. The next prime is 2585550823. The reversal of 2585550755 is 5570555852.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2585550755 - 2¹⁰ = 2585549731 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258555071 + ... + 258555080.

It is an arithmetic number, because the mean of its divisors is an integer number (775665228).

Almost surely, 2^2585550755 is an apocalyptic number.

2585550755 is a deficient number, since it is larger than the sum of its proper divisors (517110157).

2585550755 is an equidigital number, since it uses as much as digits as its factorization.

2585550755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517110156.

The product of its (nonzero) digits is 1750000, while the sum is 47.

The square root of 2585550755 is about 50848.3112305610. The cubic root of 2585550755 is about 1372.5168635944.

The spelling of 2585550755 in words is "two billion, five hundred eighty-five million, five hundred fifty thousand, seven hundred fifty-five".