2585188815852 has 24 divisors (see below), whose sum is σ = 6195137163376. Its totient is φ = 838439615808.

The previous prime is 2585188815851. The next prime is 2585188815863.

2585188815852 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (2585188815851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2911248223 + ... + 2911249110.

Almost surely, 2^{2585188815852} is an apocalyptic number.

It is an amenable number.

2585188815852 is an abundant number, since it is smaller than the sum of its proper divisors (3609948347524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2585188815852 is a wasteful number, since it uses less digits than its factorization.

2585188815852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5822497377 (or 5822497375 counting only the distinct ones).

The product of its digits is 81920000, while the sum is 66.

The spelling of 2585188815852 in words is "two trillion, five hundred eighty-five billion, one hundred eighty-eight million, eight hundred fifteen thousand, eight hundred fifty-two".