144213545322 has 144 divisors (see below), whose sum is σ = 400527691200. Its totient is φ = 37457869680.

The previous prime is 144213545299. The next prime is 144213545327. The reversal of 144213545322 is 223545312441.

It is a happy number.

144213545322 is a `hidden beast` number, since 14 + 42 + 135 + 453 + 22 = 666.

It is not an unprimeable number, because it can be changed into a prime (144213545327) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 650533 + ... + 843575.

It is an arithmetic number, because the mean of its divisors is an integer number (2781442300).

Almost surely, 2^144213545322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144213545322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200263845600).

144213545322 is an abundant number, since it is smaller than the sum of its proper divisors (256314145878).

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

144213545322 is a wasteful number, since it uses less digits than its factorization.

144213545322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193094 (or 193066 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

Adding to 144213545322 its reverse (223545312441), we get a palindrome (367758857763).

The spelling of 144213545322 in words is "one hundred forty-four billion, two hundred thirteen million, five hundred forty-five thousand, three hundred twenty-two".