23420230443423 has 64 divisors (see below), whose sum is σ = 40079647065600. Its totient is φ = 13358384110080.

The previous prime is 23420230443413. The next prime is 23420230443509. The reversal of 23420230443423 is 32434403202432.

23420230443423 is a `hidden beast` number, since 2 + 3 + 4 + 2 + 0 + 2 + 304 + 4 + 342 + 3 = 666.

It is not a de Polignac number, because 23420230443423 - 2²⁰ = 23420229394847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23420230443403) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 97118265 + ... + 97359117.

It is an arithmetic number, because the mean of its divisors is an integer number (626244485400).

Almost surely, 2^{23420230443423} is an apocalyptic number.

23420230443423 is a deficient number, since it is larger than the sum of its proper divisors (16659416622177).

23420230443423 is a wasteful number, since it uses less digits than its factorization.

23420230443423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260149 (or 260143 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 36.

Adding to 23420230443423 its reverse (32434403202432), we get a palindrome (55854633645855).

The spelling of 23420230443423 in words is "twenty-three trillion, four hundred twenty billion, two hundred thirty million, four hundred forty-three thousand, four hundred twenty-three".