3268600561 has 16 divisors (see below), whose sum is σ = 3389843520. Its totient is φ = 3150259200.

The previous prime is 3268600547. The next prime is 3268600613. The reversal of 3268600561 is 1650068623.

3268600561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3268600561 - 2⁵ = 3268600529 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3268600561.

It is not an unprimeable number, because it can be changed into a prime (3268600501) 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, 575586 + ... + 581236.

It is an arithmetic number, because the mean of its divisors is an integer number (211865220).

Almost surely, 2^3268600561 is an apocalyptic number.

It is an amenable number.

3268600561 is a deficient number, since it is larger than the sum of its proper divisors (121242959).

3268600561 is an equidigital number, since it uses as much as digits as its factorization.

3268600561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5904.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 3268600561 is about 57171.6762129641. The cubic root of 3268600561 is about 1484.0685109729.

The spelling of 3268600561 in words is "three billion, two hundred sixty-eight million, six hundred thousand, five hundred sixty-one".