23144320323325 has 24 divisors (see below), whose sum is σ = 28747233452160. Its totient is φ = 18484316020800.

The previous prime is 23144320323323. The next prime is 23144320323329. The reversal of 23144320323325 is 52332302344132.

It is not a de Polignac number, because 23144320323325 - 2¹ = 23144320323323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23144320323323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 175967487 + ... + 176098963.

It is an arithmetic number, because the mean of its divisors is an integer number (1197801393840).

Almost surely, 2^{23144320323325} is an apocalyptic number.

23144320323325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23144320323325 is a deficient number, since it is larger than the sum of its proper divisors (5602913128835).

23144320323325 is a wasteful number, since it uses less digits than its factorization.

23144320323325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143277 (or 143272 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 37.

Adding to 23144320323325 its reverse (52332302344132), we get a palindrome (75476622667457).

The spelling of 23144320323325 in words is "twenty-three trillion, one hundred forty-four billion, three hundred twenty million, three hundred twenty-three thousand, three hundred twenty-five".