13103875648 has 56 divisors (see below), whose sum is σ = 26198768024. Its totient is φ = 6502809600.

The previous prime is 13103875639. The next prime is 13103875667. The reversal of 13103875648 is 84657830131.

It can be written as a sum of positive squares in 4 ways, for example, as 9193024 + 13094682624 = 3032^2 + 114432^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13103875598 and 13103875607.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5196628 + ... + 5199148.

Almost surely, 2^13103875648 is an apocalyptic number.

It is an amenable number.

13103875648 is a deficient number, since it is larger than the sum of its proper divisors (13094892376).

13103875648 is a wasteful number, since it uses less digits than its factorization.

13103875648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111 (or 3101 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 13103875648 in words is "thirteen billion, one hundred three million, eight hundred seventy-five thousand, six hundred forty-eight".