13368919108 has 6 divisors (see below), whose sum is σ = 23395608446. Its totient is φ = 6684459552.

The previous prime is 13368919037. The next prime is 13368919127. The reversal of 13368919108 is 80191986331.

It can be written as a sum of positive squares in only one way, i.e., 10224849924 + 3144069184 = 101118^2 + 56072^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1671114885 + ... + 1671114892.

Almost surely, 2^13368919108 is an apocalyptic number.

It is an amenable number.

13368919108 is a deficient number, since it is larger than the sum of its proper divisors (10026689338).

13368919108 is a wasteful number, since it uses less digits than its factorization.

13368919108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3342229781 (or 3342229779 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 49.

The spelling of 13368919108 in words is "thirteen billion, three hundred sixty-eight million, nine hundred nineteen thousand, one hundred eight".