144021540065224 has 16 divisors (see below), whose sum is σ = 270040661095500. Its totient is φ = 72010697106432.

The previous prime is 144021540065213. The next prime is 144021540065231. The reversal of 144021540065224 is 422560045120441.

It can be written as a sum of positive squares in 2 ways, for example, as 143584859636100 + 436680429124 = 11982690^2 + 660818^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210757 + ... + 16973140.

Almost surely, 2^{144021540065224} is an apocalyptic number.

It is an amenable number.

144021540065224 is a deficient number, since it is larger than the sum of its proper divisors (126019121030276).

144021540065224 is a wasteful number, since it uses less digits than its factorization.

144021540065224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18231552 (or 18231548 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 40.

Adding to 144021540065224 its reverse (422560045120441), we get a palindrome (566581585185665).

The spelling of 144021540065224 in words is "one hundred forty-four trillion, twenty-one billion, five hundred forty million, sixty-five thousand, two hundred twenty-four".