13309337285 has 8 divisors (see below), whose sum is σ = 16521936120. Its totient is φ = 10280315584.

The previous prime is 13309337269. The next prime is 13309337329. The reversal of 13309337285 is 58273390331.

13309337285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 405740449 + 12903596836 = 20143^2 + 113594^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13309337285 - 2⁴ = 13309337269 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45894122 + ... + 45894411.

It is an arithmetic number, because the mean of its divisors is an integer number (2065242015).

Almost surely, 2^13309337285 is an apocalyptic number.

It is an amenable number.

13309337285 is a deficient number, since it is larger than the sum of its proper divisors (3212598835).

13309337285 is an equidigital number, since it uses as much as digits as its factorization.

13309337285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91788567.

The product of its (nonzero) digits is 408240, while the sum is 44.

The spelling of 13309337285 in words is "thirteen billion, three hundred nine million, three hundred thirty-seven thousand, two hundred eighty-five".