13468668648 has 64 divisors (see below), whose sum is σ = 34038576000. Its totient is φ = 4440902400.

The previous prime is 13468668637. The next prime is 13468668649. The reversal of 13468668648 is 84686686431.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 13468668591 and 13468668600.

It is not an unprimeable number, because it can be changed into a prime (13468668649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 818098 + ... + 834398.

It is an arithmetic number, because the mean of its divisors is an integer number (531852750).

Almost surely, 2^13468668648 is an apocalyptic number.

It is an amenable number.

13468668648 is an abundant number, since it is smaller than the sum of its proper divisors (20569907352).

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

13468668648 is a wasteful number, since it uses less digits than its factorization.

13468668648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16682 (or 16678 counting only the distinct ones).

The product of its digits is 31850496, while the sum is 60.

The spelling of 13468668648 in words is "thirteen billion, four hundred sixty-eight million, six hundred sixty-eight thousand, six hundred forty-eight".