23230440554146 has 24 divisors (see below), whose sum is σ = 40534939598400. Its totient is φ = 9955856112552.

The previous prime is 23230440554143. The next prime is 23230440554177. The reversal of 23230440554146 is 64145504403232.

It is a super-2 number, since 2×23230440554146² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23230440554143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27416955 + ... + 28251553.

It is an arithmetic number, because the mean of its divisors is an integer number (1688955816600).

Almost surely, 2^{23230440554146} is an apocalyptic number.

23230440554146 is a deficient number, since it is larger than the sum of its proper divisors (17304499044254).

23230440554146 is a wasteful number, since it uses less digits than its factorization.

23230440554146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118638 (or 1118631 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 43.

Adding to 23230440554146 its reverse (64145504403232), we get a palindrome (87375944957378).

The spelling of 23230440554146 in words is "twenty-three trillion, two hundred thirty billion, four hundred forty million, five hundred fifty-four thousand, one hundred forty-six".