12342400112400 has 60 divisors (see below), whose sum is σ = 39536821697232. Its totient is φ = 3291306696320.

The previous prime is 12342400112387. The next prime is 12342400112467. The reversal of 12342400112400 is 421100424321.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5142665514 + ... + 5142667913.

Almost surely, 2^{12342400112400} is an apocalyptic number.

12342400112400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12342400112400 is an abundant number, since it is smaller than the sum of its proper divisors (27194421584832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12342400112400 is a wasteful number, since it uses less digits than its factorization.

12342400112400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10285333448 (or 10285333437 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 12342400112400 its reverse (421100424321), we get a palindrome (12763500536721).

The spelling of 12342400112400 in words is "twelve trillion, three hundred forty-two billion, four hundred million, one hundred twelve thousand, four hundred".