23255200055 has 4 divisors (see below), whose sum is σ = 27906240072. Its totient is φ = 18604160040.

The previous prime is 23255200051. The next prime is 23255200061. The reversal of 23255200055 is 55000255232.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23255200055 - 2² = 23255200051 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 (23255200051) 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, 2325520001 + ... + 2325520010.

It is an arithmetic number, because the mean of its divisors is an integer number (6976560018).

Almost surely, 2^23255200055 is an apocalyptic number.

23255200055 is a deficient number, since it is larger than the sum of its proper divisors (4651040017).

23255200055 is an equidigital number, since it uses as much as digits as its factorization.

23255200055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4651040016.

The product of its (nonzero) digits is 15000, while the sum is 29.

Adding to 23255200055 its reverse (55000255232), we get a palindrome (78255455287).

The spelling of 23255200055 in words is "twenty-three billion, two hundred fifty-five million, two hundred thousand, fifty-five".