13144420434200 has 384 divisors, whose sum is σ = 35773647840000. Its totient is φ = 4440925440000.

The previous prime is 13144420434169. The next prime is 13144420434203. The reversal of 13144420434200 is 243402444131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13144420434203) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 889872815 + ... + 889887585.

It is an arithmetic number, because the mean of its divisors is an integer number (93160541250).

Almost surely, 2^{13144420434200} is an apocalyptic number.

13144420434200 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 13144420434200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17886823920000).

13144420434200 is an abundant number, since it is smaller than the sum of its proper divisors (22629227405800).

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

13144420434200 is a wasteful number, since it uses less digits than its factorization.

13144420434200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15227 (or 15218 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 13144420434200 its reverse (243402444131), we get a palindrome (13387822878331).

The spelling of 13144420434200 in words is "thirteen trillion, one hundred forty-four billion, four hundred twenty million, four hundred thirty-four thousand, two hundred".