144213435234 has 128 divisors (see below), whose sum is σ = 365419468800. Its totient is φ = 41731018560.

The previous prime is 144213435229. The next prime is 144213435241. The reversal of 144213435234 is 432534312441.

144213435234 is a `hidden beast` number, since 1 + 4 + 4 + 213 + 435 + 2 + 3 + 4 = 666.

It is a super-2 number, since 2×144213435234² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8448252 + ... + 8465304.

It is an arithmetic number, because the mean of its divisors is an integer number (2854839600).

Almost surely, 2^144213435234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144213435234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182709734400).

144213435234 is an abundant number, since it is smaller than the sum of its proper divisors (221206033566).

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

144213435234 is a wasteful number, since it uses less digits than its factorization.

144213435234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17717 (or 17711 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

Adding to 144213435234 its reverse (432534312441), we get a palindrome (576747747675).

The spelling of 144213435234 in words is "one hundred forty-four billion, two hundred thirteen million, four hundred thirty-five thousand, two hundred thirty-four".