4521443454423 has 48 divisors (see below), whose sum is σ = 7586795414016. Its totient is φ = 2541170733120.

The previous prime is 4521443454397. The next prime is 4521443454431. The reversal of 4521443454423 is 3244543441254.

4521443454423 is a `hidden beast` number, since 4 + 5 + 2 + 144 + 34 + 54 + 423 = 666.

4521443454423 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4521443454423 - 2¹² = 4521443450327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4521443454443) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 95755486 + ... + 95802692.

It is an arithmetic number, because the mean of its divisors is an integer number (158058237792).

Almost surely, 2^{4521443454423} is an apocalyptic number.

4521443454423 is a deficient number, since it is larger than the sum of its proper divisors (3065351959593).

4521443454423 is a wasteful number, since it uses less digits than its factorization.

4521443454423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72204 (or 72201 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 45.

Adding to 4521443454423 its reverse (3244543441254), we get a palindrome (7765986895677).

The spelling of 4521443454423 in words is "four trillion, five hundred twenty-one billion, four hundred forty-three million, four hundred fifty-four thousand, four hundred twenty-three".