23429561223 has 8 divisors (see below), whose sum is σ = 31341173248. Its totient is φ = 15568828344.

The previous prime is 23429561161. The next prime is 23429561273. The reversal of 23429561223 is 32216592432.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23429561223 - 2⁸ = 23429560967 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 (23429561273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12718711 + ... + 12720552.

It is an arithmetic number, because the mean of its divisors is an integer number (3917646656).

Almost surely, 2^23429561223 is an apocalyptic number.

23429561223 is a deficient number, since it is larger than the sum of its proper divisors (7911612025).

23429561223 is a wasteful number, since it uses less digits than its factorization.

23429561223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25439573.

The product of its digits is 155520, while the sum is 39.

The spelling of 23429561223 in words is "twenty-three billion, four hundred twenty-nine million, five hundred sixty-one thousand, two hundred twenty-three".