13408046648 has 32 divisors (see below), whose sum is σ = 25761319920. Its totient is φ = 6538464000.

The previous prime is 13408046621. The next prime is 13408046657. The reversal of 13408046648 is 84664080431.

It is a junction number, because it is equal to n+sod(n) for n = 13408046599 and 13408046608.

It is a congruent number.

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, 2037203 + ... + 2043773.

Almost surely, 2^13408046648 is an apocalyptic number.

It is an amenable number.

13408046648 is a deficient number, since it is larger than the sum of its proper divisors (12353273272).

13408046648 is a wasteful number, since it uses less digits than its factorization.

13408046648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12839 (or 12835 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 44.

The spelling of 13408046648 in words is "thirteen billion, four hundred eight million, forty-six thousand, six hundred forty-eight".