3306645563 has 48 divisors (see below), whose sum is σ = 3916009440. Its totient is φ = 2772859392.

The previous prime is 3306645523. The next prime is 3306645581. The reversal of 3306645563 is 3655466033.

3306645563 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 3306645563 - 2⁶ = 3306645499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3306645563.

It is not an unprimeable number, because it can be changed into a prime (3306645523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23788748 + ... + 23788886.

It is an arithmetic number, because the mean of its divisors is an integer number (81583530).

Almost surely, 2^3306645563 is an apocalyptic number.

3306645563 is a deficient number, since it is larger than the sum of its proper divisors (609363877).

3306645563 is a wasteful number, since it uses less digits than its factorization.

3306645563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 41.

The square root of 3306645563 is about 57503.4395753854. The cubic root of 3306645563 is about 1489.8042718442.

The spelling of 3306645563 in words is "three billion, three hundred six million, six hundred forty-five thousand, five hundred sixty-three".