144222116445 has 24 divisors (see below), whose sum is σ = 272710912032. Its totient is φ = 69925874400.

The previous prime is 144222116387. The next prime is 144222116461. The reversal of 144222116445 is 544611222441.

144222116445 is a `hidden beast` number, since 1 + 4 + 4 + 2 + 2 + 2 + 1 + 1 + 644 + 5 = 666.

144222116445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 144222116445 - 2²⁰ = 144221067869 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 145678411 + ... + 145679400.

It is an arithmetic number, because the mean of its divisors is an integer number (11362954668).

Almost surely, 2^144222116445 is an apocalyptic number.

144222116445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

144222116445 is a deficient number, since it is larger than the sum of its proper divisors (128488795587).

144222116445 is a wasteful number, since it uses less digits than its factorization.

144222116445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291357833 (or 291357830 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

Adding to 144222116445 its reverse (544611222441), we get a palindrome (688833338886).

The spelling of 144222116445 in words is "one hundred forty-four billion, two hundred twenty-two million, one hundred sixteen thousand, four hundred forty-five".