23240968423 has 4 divisors (see below), whose sum is σ = 23358943080. Its totient is φ = 23122993768.

The previous prime is 23240968417. The next prime is 23240968459. The reversal of 23240968423 is 32486904232.

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 23240968423 - 2¹³ = 23240960231 is a prime.

It is a super-2 number, since 2×23240968423² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23240968423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23240968483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58987033 + ... + 58987426.

It is an arithmetic number, because the mean of its divisors is an integer number (5839735770).

Almost surely, 2^23240968423 is an apocalyptic number.

23240968423 is a deficient number, since it is larger than the sum of its proper divisors (117974657).

23240968423 is a wasteful number, since it uses less digits than its factorization.

23240968423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117974656.

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 23240968423 in words is "twenty-three billion, two hundred forty million, nine hundred sixty-eight thousand, four hundred twenty-three".