12242442315424 has 24 divisors (see below), whose sum is σ = 24102589779828. Its totient is φ = 6121149672960.

The previous prime is 12242442315401. The next prime is 12242442315437. The reversal of 12242442315424 is 42451324424221.

It can be written as a sum of positive squares in 2 ways, for example, as 10047505248400 + 2194937067024 = 3169780^2 + 1481532^2 .

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, 604554 + ... + 4985014.

Almost surely, 2^{12242442315424} is an apocalyptic number.

It is an amenable number.

12242442315424 is a deficient number, since it is larger than the sum of its proper divisors (11860147464404).

12242442315424 is an equidigital number, since it uses as much as digits as its factorization.

12242442315424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4467808 (or 4467800 counting only the distinct ones).

The product of its digits is 491520, while the sum is 40.

Adding to 12242442315424 its reverse (42451324424221), we get a palindrome (54693766739645).

The spelling of 12242442315424 in words is "twelve trillion, two hundred forty-two billion, four hundred forty-two million, three hundred fifteen thousand, four hundred twenty-four".