13247636066 has 16 divisors (see below), whose sum is σ = 23324024256. Its totient is φ = 5524110576.

The previous prime is 13247636047. The next prime is 13247636093. The reversal of 13247636066 is 66063674231.

13247636066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13247636066² (a number of 21 digits) contains 22 as substring.

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, 12786776 + ... + 12787811.

It is an arithmetic number, because the mean of its divisors is an integer number (1457751516).

Almost surely, 2^13247636066 is an apocalyptic number.

13247636066 is a deficient number, since it is larger than the sum of its proper divisors (10076388190).

13247636066 is a wasteful number, since it uses less digits than its factorization.

13247636066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25574633.

The product of its (nonzero) digits is 653184, while the sum is 44.

The spelling of 13247636066 in words is "thirteen billion, two hundred forty-seven million, six hundred thirty-six thousand, sixty-six".