2605061610 has 48 divisors (see below), whose sum is σ = 6779171880. Its totient is φ = 694066560.

The previous prime is 2605061609. The next prime is 2605061651. The reversal of 2605061610 is 161605062.

It is a happy number.

2605061610 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2601918081 + 3143529 = 51009^2 + 1773^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94036 + ... + 118544.

Almost surely, 2^2605061610 is an apocalyptic number.

2605061610 is an abundant number, since it is smaller than the sum of its proper divisors (4174110270).

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

2605061610 is a wasteful number, since it uses less digits than its factorization.

2605061610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25703 (or 25700 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 2605061610 is about 51039.8041728218. The cubic root of 2605061610 is about 1375.9606043373.

Adding to 2605061610 its reverse (161605062), we get a palindrome (2766666672).

The spelling of 2605061610 in words is "two billion, six hundred five million, sixty-one thousand, six hundred ten".