12303310551424 has 128 divisors (see below), whose sum is σ = 24880712532480. Its totient is φ = 6059606630400.

The previous prime is 12303310551407. The next prime is 12303310551443. The reversal of 12303310551424 is 42415501330321.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×12303310551424² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12303310551424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1397622607 + ... + 1397631409.

It is an arithmetic number, because the mean of its divisors is an integer number (194380566660).

Almost surely, 2^{12303310551424} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12303310551424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12440356266240).

12303310551424 is an abundant number, since it is smaller than the sum of its proper divisors (12577401981056).

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

12303310551424 is a wasteful number, since it uses less digits than its factorization.

12303310551424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9568 (or 9556 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 12303310551424 its reverse (42415501330321), we get a palindrome (54718811881745).

The spelling of 12303310551424 in words is "twelve trillion, three hundred three billion, three hundred ten million, five hundred fifty-one thousand, four hundred twenty-four".