144144347636 has 24 divisors (see below), whose sum is σ = 259410654216. Its totient is φ = 70040698880.

The previous prime is 144144347629. The next prime is 144144347639. The reversal of 144144347636 is 636743441441.

144144347636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 76372638736 + 67771708900 = 276356^2 + 260330^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144144347639) 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 7 ways as a sum of consecutive naturals, for example, 1667831 + ... + 1752126.

It is an arithmetic number, because the mean of its divisors is an integer number (10808777259).

Almost surely, 2^144144347636 is an apocalyptic number.

It is an amenable number.

144144347636 is a deficient number, since it is larger than the sum of its proper divisors (115266306580).

144144347636 is a wasteful number, since it uses less digits than its factorization.

144144347636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3420259 (or 3420257 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 47.

The spelling of 144144347636 in words is "one hundred forty-four billion, one hundred forty-four million, three hundred forty-seven thousand, six hundred thirty-six".