13682657648 has 40 divisors (see below), whose sum is σ = 29327515776. Its totient is φ = 6131787200.

The previous prime is 13682657629. The next prime is 13682657669. The reversal of 13682657648 is 84675628631.

13682657648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13682657593 and 13682657602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 534986 + ... + 559977.

Almost surely, 2^13682657648 is an apocalyptic number.

It is an amenable number.

13682657648 is an abundant number, since it is smaller than the sum of its proper divisors (15644858128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13682657648 is a wasteful number, since it uses less digits than its factorization.

13682657648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095053 (or 1095047 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 56.

The spelling of 13682657648 in words is "thirteen billion, six hundred eighty-two million, six hundred fifty-seven thousand, six hundred forty-eight".