123451324244 has 12 divisors (see below), whose sum is σ = 216054766368. Its totient is φ = 61721391000.

The previous prime is 123451324189. The next prime is 123451324267. The reversal of 123451324244 is 442423154321.

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, 1002302 + ... + 1118709.

It is an arithmetic number, because the mean of its divisors is an integer number (18004563864).

Almost surely, 2^123451324244 is an apocalyptic number.

It is an amenable number.

123451324244 is a deficient number, since it is larger than the sum of its proper divisors (92603442124).

123451324244 is a wasteful number, since it uses less digits than its factorization.

123451324244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2135566 (or 2135564 counting only the distinct ones).

The product of its digits is 92160, while the sum is 35.

Adding to 123451324244 its reverse (442423154321), we get a palindrome (565874478565).

The spelling of 123451324244 in words is "one hundred twenty-three billion, four hundred fifty-one million, three hundred twenty-four thousand, two hundred forty-four".