23144320144252 has 12 divisors (see below), whose sum is σ = 41166536650456. Its totient is φ = 11382452529840.

The previous prime is 23144320144249. The next prime is 23144320144271. The reversal of 23144320144252 is 25244102344132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47426885298 + ... + 47426885785.

Almost surely, 2^{23144320144252} is an apocalyptic number.

It is an amenable number.

23144320144252 is a deficient number, since it is larger than the sum of its proper divisors (18022216506204).

23144320144252 is a wasteful number, since it uses less digits than its factorization.

23144320144252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94853771148 (or 94853771146 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 23144320144252 its reverse (25244102344132), we get a palindrome (48388422488384).

The spelling of 23144320144252 in words is "twenty-three trillion, one hundred forty-four billion, three hundred twenty million, one hundred forty-four thousand, two hundred fifty-two".