13308866645 has 16 divisors (see below), whose sum is σ = 16073925120. Its totient is φ = 10578321984.

The previous prime is 13308866611. The next prime is 13308866647. The reversal of 13308866645 is 54666880331.

It is a cyclic number.

It is not a de Polignac number, because 13308866645 - 2⁶ = 13308866581 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13308866593 and 13308866602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13308866647) 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, 1517162 + ... + 1525908.

It is an arithmetic number, because the mean of its divisors is an integer number (1004620320).

Almost surely, 2^13308866645 is an apocalyptic number.

It is an amenable number.

13308866645 is a deficient number, since it is larger than the sum of its proper divisors (2765058475).

13308866645 is a wasteful number, since it uses less digits than its factorization.

13308866645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10684.

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 13308866645 in words is "thirteen billion, three hundred eight million, eight hundred sixty-six thousand, six hundred forty-five".