23555323311 has 16 divisors (see below), whose sum is σ = 33826178400. Its totient is φ = 14494233600.

The previous prime is 23555323291. The next prime is 23555323327. The reversal of 23555323311 is 11332355532.

It is not a de Polignac number, because 23555323311 - 2⁵ = 23555323279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23555323361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 542611 + ... + 584411.

It is an arithmetic number, because the mean of its divisors is an integer number (2114136150).

Almost surely, 2^23555323311 is an apocalyptic number.

23555323311 is a deficient number, since it is larger than the sum of its proper divisors (10270855089).

23555323311 is a wasteful number, since it uses less digits than its factorization.

23555323311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56266.

The product of its digits is 40500, while the sum is 33.

Adding to 23555323311 its reverse (11332355532), we get a palindrome (34887678843).

The spelling of 23555323311 in words is "twenty-three billion, five hundred fifty-five million, three hundred twenty-three thousand, three hundred eleven".