23355013144 has 8 divisors (see below), whose sum is σ = 43790649660. Its totient is φ = 11677506568.

The previous prime is 23355013141. The next prime is 23355013181. The reversal of 23355013144 is 44131055332.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23355013141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1459688314 + ... + 1459688329.

Almost surely, 2^23355013144 is an apocalyptic number.

It is an amenable number.

23355013144 is a deficient number, since it is larger than the sum of its proper divisors (20435636516).

23355013144 is a wasteful number, since it uses less digits than its factorization.

23355013144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2919376649 (or 2919376645 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

Adding to 23355013144 its reverse (44131055332), we get a palindrome (67486068476).

The spelling of 23355013144 in words is "twenty-three billion, three hundred fifty-five million, thirteen thousand, one hundred forty-four".