13821242968 has 32 divisors (see below), whose sum is σ = 28009089360. Its totient is φ = 6355992960.

The previous prime is 13821242923. The next prime is 13821243043. The reversal of 13821242968 is 86924212831.

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, 211078 + ... + 268693.

Almost surely, 2^13821242968 is an apocalyptic number.

It is an amenable number.

13821242968 is an abundant number, since it is smaller than the sum of its proper divisors (14187846392).

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

13821242968 is a wasteful number, since it uses less digits than its factorization.

13821242968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480067 (or 480063 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The spelling of 13821242968 in words is "thirteen billion, eight hundred twenty-one million, two hundred forty-two thousand, nine hundred sixty-eight".