23402133434423 has 16 divisors (see below), whose sum is σ = 24457127536800. Its totient is φ = 22372669662720.

The previous prime is 23402133434291. The next prime is 23402133434447. The reversal of 23402133434423 is 32443433120432.

It is a cyclic number.

It is not a de Polignac number, because 23402133434423 - 2²⁶ = 23402066325559 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 (23402133434473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14697008 + ... + 16211301.

It is an arithmetic number, because the mean of its divisors is an integer number (1528570471050).

Almost surely, 2^{23402133434423} is an apocalyptic number.

23402133434423 is a deficient number, since it is larger than the sum of its proper divisors (1054994102377).

23402133434423 is a wasteful number, since it uses less digits than its factorization.

23402133434423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30908722.

The product of its (nonzero) digits is 497664, while the sum is 38.

Adding to 23402133434423 its reverse (32443433120432), we get a palindrome (55845566554855).

The spelling of 23402133434423 in words is "twenty-three trillion, four hundred two billion, one hundred thirty-three million, four hundred thirty-four thousand, four hundred twenty-three".