2144623030533 has 12 divisors (see below), whose sum is σ = 3181512844588. Its totient is φ = 1391106830400.

The previous prime is 2144623030531. The next prime is 2144623030601. The reversal of 2144623030533 is 3350303264412.

2144623030533 is a `hidden beast` number, since 2 + 1 + 4 + 4 + 62 + 30 + 30 + 533 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1808481660804 + 336141369729 = 1344798^2 + 579777^2 .

It is not a de Polignac number, because 2144623030533 - 2¹ = 2144623030531 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144623030531) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3220154368 + ... + 3220155033.

Almost surely, 2^{2144623030533} is an apocalyptic number.

It is an amenable number.

2144623030533 is a deficient number, since it is larger than the sum of its proper divisors (1036889814055).

2144623030533 is a wasteful number, since it uses less digits than its factorization.

2144623030533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6440309444 (or 6440309441 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 2144623030533 its reverse (3350303264412), we get a palindrome (5494926294945).

The spelling of 2144623030533 in words is "two trillion, one hundred forty-four billion, six hundred twenty-three million, thirty thousand, five hundred thirty-three".