123354241544 has 64 divisors (see below), whose sum is σ = 241186075200. Its totient is φ = 59073525504.

The previous prime is 123354241531. The next prime is 123354241547. The reversal of 123354241544 is 445142453321.

It is a junction number, because it is equal to n+sod(n) for n = 123354241498 and 123354241507.

It is not an unprimeable number, because it can be changed into a prime (123354241547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22195214 + ... + 22200770.

It is an arithmetic number, because the mean of its divisors is an integer number (3768532425).

Almost surely, 2^123354241544 is an apocalyptic number.

It is an amenable number.

123354241544 is a deficient number, since it is larger than the sum of its proper divisors (117831833656).

123354241544 is a wasteful number, since it uses less digits than its factorization.

123354241544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6342 (or 6338 counting only the distinct ones).

The product of its digits is 230400, while the sum is 38.

Adding to 123354241544 its reverse (445142453321), we get a palindrome (568496694865).

The spelling of 123354241544 in words is "one hundred twenty-three billion, three hundred fifty-four million, two hundred forty-one thousand, five hundred forty-four".