23431400441144 has 32 divisors (see below), whose sum is σ = 44302534848000. Its totient is φ = 11617485828480.

The previous prime is 23431400441093. The next prime is 23431400441159. The reversal of 23431400441144 is 44114400413432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3936287 + ... + 7896654.

It is an arithmetic number, because the mean of its divisors is an integer number (1384454214000).

Almost surely, 2^{23431400441144} is an apocalyptic number.

It is an amenable number.

23431400441144 is a deficient number, since it is larger than the sum of its proper divisors (20871134406856).

23431400441144 is a wasteful number, since it uses less digits than its factorization.

23431400441144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11835023 (or 11835019 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 23431400441144 its reverse (44114400413432), we get a palindrome (67545800854576).

The spelling of 23431400441144 in words is "twenty-three trillion, four hundred thirty-one billion, four hundred million, four hundred forty-one thousand, one hundred forty-four".