13316608072 has 8 divisors (see below), whose sum is σ = 24968640150. Its totient is φ = 6658304032.

The previous prime is 13316608069. The next prime is 13316608087. The reversal of 13316608072 is 27080661331.

It can be written as a sum of positive squares in only one way, i.e., 10984297636 + 2332310436 = 104806^2 + 48294^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 832287997 + ... + 832288012.

Almost surely, 2^13316608072 is an apocalyptic number.

It is an amenable number.

13316608072 is a deficient number, since it is larger than the sum of its proper divisors (11652032078).

13316608072 is a wasteful number, since it uses less digits than its factorization.

13316608072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1664576015 (or 1664576011 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 13316608072 in words is "thirteen billion, three hundred sixteen million, six hundred eight thousand, seventy-two".