1324430344412 has 96 divisors (see below), whose sum is σ = 2777854700544. Its totient is φ = 540640396800.

The previous prime is 1324430344411. The next prime is 1324430344439. The reversal of 1324430344412 is 2144430344231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324430344411) 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 31 ways as a sum of consecutive naturals, for example, 137770118 + ... + 137779730.

It is an arithmetic number, because the mean of its divisors is an integer number (28935986464).

Almost surely, 2^{1324430344412} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1324430344412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1388927350272).

1324430344412 is an abundant number, since it is smaller than the sum of its proper divisors (1453424356132).

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

1324430344412 is a wasteful number, since it uses less digits than its factorization.

1324430344412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12499 (or 12497 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 1324430344412 its reverse (2144430344231), we get a palindrome (3468860688643).

The spelling of 1324430344412 in words is "one trillion, three hundred twenty-four billion, four hundred thirty million, three hundred forty-four thousand, four hundred twelve".