2565500084 has 48 divisors (see below), whose sum is σ = 5219665920. Its totient is φ = 1080599520.

The previous prime is 2565500083. The next prime is 2565500111. The reversal of 2565500084 is 4800055652.

2565500084 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2565500081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 687977 + ... + 691695.

It is an arithmetic number, because the mean of its divisors is an integer number (108743040).

Almost surely, 2^2565500084 is an apocalyptic number.

It is an amenable number.

2565500084 is an abundant number, since it is smaller than the sum of its proper divisors (2654165836).

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

2565500084 is a wasteful number, since it uses less digits than its factorization.

2565500084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4148 (or 4146 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

The square root of 2565500084 is about 50650.7658777239. The cubic root of 2565500084 is about 1368.9597452487.

The spelling of 2565500084 in words is "two billion, five hundred sixty-five million, five hundred thousand, eighty-four".