144322340412 has 96 divisors (see below), whose sum is σ = 369005958720. Its totient is φ = 43698565120.

The previous prime is 144322340401. The next prime is 144322340447. The reversal of 144322340412 is 214043223441.

It is a self number, because there is not a number n which added to its sum of digits gives 144322340412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27429862 + ... + 27435122.

It is an arithmetic number, because the mean of its divisors is an integer number (3843812070).

Almost surely, 2^144322340412 is an apocalyptic number.

144322340412 is a gapful number since it is divisible by the number (12) 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 144322340412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (184502979360).

144322340412 is an abundant number, since it is smaller than the sum of its proper divisors (224683618308).

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

144322340412 is a wasteful number, since it uses less digits than its factorization.

144322340412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9951 (or 9949 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 144322340412 its reverse (214043223441), we get a palindrome (358365563853).

The spelling of 144322340412 in words is "one hundred forty-four billion, three hundred twenty-two million, three hundred forty thousand, four hundred twelve".