23345433511 has 4 divisors (see below), whose sum is σ = 23362339624. Its totient is φ = 23328527400.

The previous prime is 23345433491. The next prime is 23345433557. The reversal of 23345433511 is 11533454332.

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 23345433511 - 2⁵ = 23345433479 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 (23345433571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8450985 + ... + 8453746.

It is an arithmetic number, because the mean of its divisors is an integer number (5840584906).

Almost surely, 2^23345433511 is an apocalyptic number.

23345433511 is a deficient number, since it is larger than the sum of its proper divisors (16906113).

23345433511 is a wasteful number, since it uses less digits than its factorization.

23345433511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16906112.

The product of its digits is 64800, while the sum is 34.

Adding to 23345433511 its reverse (11533454332), we get a palindrome (34878887843).

The spelling of 23345433511 in words is "twenty-three billion, three hundred forty-five million, four hundred thirty-three thousand, five hundred eleven".