6560221433 has 4 divisors (see below), whose sum is σ = 6560440320. Its totient is φ = 6560002548.

The previous prime is 6560221411. The next prime is 6560221469. The reversal of 6560221433 is 3341220656.

6560221433 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6560221433 - 2¹² = 6560217337 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 6560221433.

It is not an unprimeable number, because it can be changed into a prime (6560421433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55685 + ... + 127362.

It is an arithmetic number, because the mean of its divisors is an integer number (1640110080).

Almost surely, 2^6560221433 is an apocalyptic number.

It is an amenable number.

6560221433 is a deficient number, since it is larger than the sum of its proper divisors (218887).

6560221433 is a wasteful number, since it uses less digits than its factorization.

6560221433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218886.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 6560221433 is about 80995.1938882796. The cubic root of 6560221433 is about 1872.0013873089.

The spelling of 6560221433 in words is "six billion, five hundred sixty million, two hundred twenty-one thousand, four hundred thirty-three".