23343403434 has 128 divisors (see below), whose sum is σ = 53880422400. Its totient is φ = 6687394560.

The previous prime is 23343403429. The next prime is 23343403451. The reversal of 23343403434 is 43430434332.

It is a junction number, because it is equal to n+sod(n) for n = 23343403395 and 23343403404.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32466127 + ... + 32466845.

It is an arithmetic number, because the mean of its divisors is an integer number (420940800).

Almost surely, 2^23343403434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23343403434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26940211200).

23343403434 is an abundant number, since it is smaller than the sum of its proper divisors (30537018966).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23343403434 is a wasteful number, since it uses less digits than its factorization.

23343403434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260.

The product of its (nonzero) digits is 124416, while the sum is 33.

Adding to 23343403434 its reverse (43430434332), we get a palindrome (66773837766).

The spelling of 23343403434 in words is "twenty-three billion, three hundred forty-three million, four hundred three thousand, four hundred thirty-four".