13321444052000 has 384 divisors, whose sum is σ = 39654121328640. Its totient is φ = 4293570969600.

The previous prime is 13321444051969. The next prime is 13321444052047. The reversal of 13321444052000 is 25044412331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 410771786 + ... + 410804214.

It is an arithmetic number, because the mean of its divisors is an integer number (103265940960).

Almost surely, 2^{13321444052000} is an apocalyptic number.

13321444052000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13321444052000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19827060664320).

13321444052000 is an abundant number, since it is smaller than the sum of its proper divisors (26332677276640).

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

13321444052000 is a wasteful number, since it uses less digits than its factorization.

13321444052000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33341 (or 33323 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 13321444052000 its reverse (25044412331), we get a palindrome (13346488464331).

The spelling of 13321444052000 in words is "thirteen trillion, three hundred twenty-one billion, four hundred forty-four million, fifty-two thousand".