144334121013 has 12 divisors (see below), whose sum is σ = 210631925868. Its totient is φ = 95230759680.

The previous prime is 144334120981. The next prime is 144334121017. The reversal of 144334121013 is 310121433441.

144334121013 is a `hidden beast` number, since 1 + 4 + 433 + 4 + 1 + 210 + 13 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 43855898724 + 100478222289 = 209418^2 + 316983^2 .

It is not a de Polignac number, because 144334121013 - 2⁵ = 144334120981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144334121017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82664718 + ... + 82666463.

It is an arithmetic number, because the mean of its divisors is an integer number (17552660489).

Almost surely, 2^144334121013 is an apocalyptic number.

It is an amenable number.

144334121013 is a deficient number, since it is larger than the sum of its proper divisors (66297804855).

144334121013 is a wasteful number, since it uses less digits than its factorization.

144334121013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165331284 (or 165331281 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 144334121013 its reverse (310121433441), we get a palindrome (454455554454).

The spelling of 144334121013 in words is "one hundred forty-four billion, three hundred thirty-four million, one hundred twenty-one thousand, thirteen".