13103386664 has 16 divisors (see below), whose sum is σ = 24572960820. Its totient is φ = 6550597120.

The previous prime is 13103386657. The next prime is 13103386697. The reversal of 13103386664 is 46668330131.

It can be written as a sum of positive squares in 2 ways, for example, as 11861388100 + 1241998564 = 108910^2 + 35242^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85067 + ... + 182874.

Almost surely, 2^13103386664 is an apocalyptic number.

It is an amenable number.

13103386664 is a deficient number, since it is larger than the sum of its proper divisors (11469574156).

13103386664 is a wasteful number, since it uses less digits than its factorization.

13103386664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274060 (or 274056 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 41.

The spelling of 13103386664 in words is "thirteen billion, one hundred three million, three hundred eighty-six thousand, six hundred sixty-four".