2653685065 has 16 divisors (see below), whose sum is σ = 3383363520. Its totient is φ = 1992409920.

The previous prime is 2653684993. The next prime is 2653685071. The reversal of 2653685065 is 5605863562.

It is not a de Polignac number, because 2653685065 - 2¹⁷ = 2653553993 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120366 + ... + 140695.

It is an arithmetic number, because the mean of its divisors is an integer number (211460220).

Almost surely, 2^2653685065 is an apocalyptic number.

It is an amenable number.

2653685065 is a deficient number, since it is larger than the sum of its proper divisors (729678455).

2653685065 is a wasteful number, since it uses less digits than its factorization.

2653685065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261192.

The product of its (nonzero) digits is 1296000, while the sum is 46.

The square root of 2653685065 is about 51513.9307857593. The cubic root of 2653685065 is about 1384.4686523683.

The spelling of 2653685065 in words is "two billion, six hundred fifty-three million, six hundred eighty-five thousand, sixty-five".