144163649275 has 12 divisors (see below), whose sum is σ = 180433609992. Its totient is φ = 114253058240.

The previous prime is 144163649239. The next prime is 144163649281. The reversal of 144163649275 is 572946361441.

It is not a de Polignac number, because 144163649275 - 2¹¹ = 144163647227 is a prime.

It is a Duffinian 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, 26943802 + ... + 26949151.

It is an arithmetic number, because the mean of its divisors is an integer number (15036134166).

Almost surely, 2^144163649275 is an apocalyptic number.

144163649275 is a deficient number, since it is larger than the sum of its proper divisors (36269960717).

144163649275 is a wasteful number, since it uses less digits than its factorization.

144163649275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53893070 (or 53893065 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 52.

The spelling of 144163649275 in words is "one hundred forty-four billion, one hundred sixty-three million, six hundred forty-nine thousand, two hundred seventy-five".