16144958850241 has 9 divisors (see below), whose sum is σ = 17482467625059. Its totient is φ = 14902990721736.

The previous prime is 16144958850239. The next prime is 16144958850257. The reversal of 16144958850241 is 14205885944161.

The square root of 16144958850241 is 4018079.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2388307522225 + 13756651328016 = 1545415^2 + 3708996^2 .

It is not a de Polignac number, because 16144958850241 - 2¹ = 16144958850239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16144958850211) 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 8 ways as a sum of consecutive naturals, for example, 52080486 + ... + 52389568.

Almost surely, 2^{16144958850241} is an apocalyptic number.

16144958850241 is the 4018079-th square number.

16144958850241 is the 2009040-th centered octagonal number.

It is an amenable number.

16144958850241 is a deficient number, since it is larger than the sum of its proper divisors (1337508774818).

16144958850241 is an frugal number, since it uses more digits than its factorization.

16144958850241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618192 (or 309096 counting only the distinct ones).

The product of its (nonzero) digits is 11059200, while the sum is 58.

The spelling of 16144958850241 in words is "sixteen trillion, one hundred forty-four billion, nine hundred fifty-eight million, eight hundred fifty thousand, two hundred forty-one".