3260605565 has 16 divisors (see below), whose sum is σ = 4580755200. Its totient is φ = 2181310080.

The previous prime is 3260605549. The next prime is 3260605571. The reversal of 3260605565 is 5655060623.

3260605565 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3260605565 - 2⁴ = 3260605549 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1134665 + ... + 1137534.

It is an arithmetic number, because the mean of its divisors is an integer number (286297200).

Almost surely, 2^3260605565 is an apocalyptic number.

3260605565 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3260605565 is a deficient number, since it is larger than the sum of its proper divisors (1320149635).

3260605565 is a wasteful number, since it uses less digits than its factorization.

3260605565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2272252.

The product of its (nonzero) digits is 162000, while the sum is 38.

The square root of 3260605565 is about 57101.7124524300. The cubic root of 3260605565 is about 1482.8575126896.

The spelling of 3260605565 in words is "three billion, two hundred sixty million, six hundred five thousand, five hundred sixty-five".