13824021332 has 48 divisors (see below), whose sum is σ = 27907213824. Its totient is φ = 5932608000.

The previous prime is 13824021331. The next prime is 13824021371. The reversal of 13824021332 is 23312042831.

It is a super-2 number, since 2×13824021332² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13824021295 and 13824021304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13824021331) 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, 67673 + ... + 179520.

It is an arithmetic number, because the mean of its divisors is an integer number (581400288).

Almost surely, 2^13824021332 is an apocalyptic number.

It is an amenable number.

13824021332 is an abundant number, since it is smaller than the sum of its proper divisors (14083192492).

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

13824021332 is a wasteful number, since it uses less digits than its factorization.

13824021332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247280 (or 247278 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 13824021332 in words is "thirteen billion, eight hundred twenty-four million, twenty-one thousand, three hundred thirty-two".