144222064065 has 12 divisors (see below), whose sum is σ = 249984911124. Its totient is φ = 76918434144.

The previous prime is 144222064043. The next prime is 144222064073. The reversal of 144222064065 is 560460222441.

144222064065 is a `hidden beast` number, since 1 + 4 + 4 + 2 + 2 + 2 + 0 + 640 + 6 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17508847041 + 126713217024 = 132321^2 + 355968^2 .

It is not a de Polignac number, because 144222064065 - 2²⁰ = 144221015489 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1602467334 + ... + 1602467423.

It is an arithmetic number, because the mean of its divisors is an integer number (20832075927).

Almost surely, 2^144222064065 is an apocalyptic number.

144222064065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

144222064065 is a deficient number, since it is larger than the sum of its proper divisors (105762847059).

144222064065 is a wasteful number, since it uses less digits than its factorization.

144222064065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3204934768 (or 3204934765 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 144222064065 in words is "one hundred forty-four billion, two hundred twenty-two million, sixty-four thousand, sixty-five".