12424245323520 has 72 divisors (see below), whose sum is σ = 39679933514256. Its totient is φ = 3313132085248.

The previous prime is 12424245323473. The next prime is 12424245323521. The reversal of 12424245323520 is 2532354242421.

12424245323520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12424245323521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1617736437 + ... + 1617744116.

It is an arithmetic number, because the mean of its divisors is an integer number (551110187698).

Almost surely, 2^{12424245323520} is an apocalyptic number.

12424245323520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12424245323520 is an abundant number, since it is smaller than the sum of its proper divisors (27255688190736).

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

12424245323520 is an equidigital number, since it uses as much as digits as its factorization.

12424245323520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3235480577 (or 3235480563 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 39.

Adding to 12424245323520 its reverse (2532354242421), we get a palindrome (14956599565941).

The spelling of 12424245323520 in words is "twelve trillion, four hundred twenty-four billion, two hundred forty-five million, three hundred twenty-three thousand, five hundred twenty".