12414520434520 has 16 divisors (see below), whose sum is σ = 27932670977760. Its totient is φ = 4965808173792.

The previous prime is 12414520434509. The next prime is 12414520434527. The reversal of 12414520434520 is 2543402541421.

It is a super-2 number, since 2×12414520434520² (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 12414520434520.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12414520434527) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 155181505392 + ... + 155181505471.

It is an arithmetic number, because the mean of its divisors is an integer number (1745791936110).

Almost surely, 2^{12414520434520} is an apocalyptic number.

12414520434520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12414520434520 is an abundant number, since it is smaller than the sum of its proper divisors (15518150543240).

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

12414520434520 is a wasteful number, since it uses less digits than its factorization.

12414520434520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310363010874 (or 310363010870 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 12414520434520 its reverse (2543402541421), we get a palindrome (14957922975941).

The spelling of 12414520434520 in words is "twelve trillion, four hundred fourteen billion, five hundred twenty million, four hundred thirty-four thousand, five hundred twenty".