23403264423 has 32 divisors (see below), whose sum is σ = 38912870400. Its totient is φ = 12154808160.

The previous prime is 23403264419. The next prime is 23403264433. The reversal of 23403264423 is 32446230432.

It is not a de Polignac number, because 23403264423 - 2² = 23403264419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23403264433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1393128 + ... + 1409826.

It is an arithmetic number, because the mean of its divisors is an integer number (1216027200).

Almost surely, 2^23403264423 is an apocalyptic number.

23403264423 is a deficient number, since it is larger than the sum of its proper divisors (15509605977).

23403264423 is a wasteful number, since it uses less digits than its factorization.

23403264423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22787.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 23403264423 its reverse (32446230432), we get a palindrome (55849494855).

The spelling of 23403264423 in words is "twenty-three billion, four hundred three million, two hundred sixty-four thousand, four hundred twenty-three".