23140433044 has 12 divisors (see below), whose sum is σ = 40497729664. Its totient is φ = 11569653144.

The previous prime is 23140433039. The next prime is 23140433047. The reversal of 23140433044 is 44033404132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23140433047) 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, 40482 + ... + 218905.

Almost surely, 2^23140433044 is an apocalyptic number.

It is an amenable number.

23140433044 is a deficient number, since it is larger than the sum of its proper divisors (17357296620).

23140433044 is a wasteful number, since it uses less digits than its factorization.

23140433044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281694 (or 281692 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 23140433044 its reverse (44033404132), we get a palindrome (67173837176).

The spelling of 23140433044 in words is "twenty-three billion, one hundred forty million, four hundred thirty-three thousand, forty-four".