23423110431443 has 4 divisors (see below), whose sum is σ = 24800940456840. Its totient is φ = 22045280406048.

The previous prime is 23423110431407. The next prime is 23423110431463. The reversal of 23423110431443 is 34413401132432.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23423110431443 - 2¹² = 23423110427347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23423110431403) 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 3 ways as a sum of consecutive naturals, for example, 688915012673 + ... + 688915012706.

It is an arithmetic number, because the mean of its divisors is an integer number (6200235114210).

Almost surely, 2^{23423110431443} is an apocalyptic number.

23423110431443 is a deficient number, since it is larger than the sum of its proper divisors (1377830025397).

23423110431443 is a wasteful number, since it uses less digits than its factorization.

23423110431443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377830025396.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 23423110431443 its reverse (34413401132432), we get a palindrome (57836511563875).

The spelling of 23423110431443 in words is "twenty-three trillion, four hundred twenty-three billion, one hundred ten million, four hundred thirty-one thousand, four hundred forty-three".