12434420130356 has 24 divisors (see below), whose sum is σ = 24868917439296. Its totient is φ = 5329020660480.

The previous prime is 12434420130317. The next prime is 12434420130371. The reversal of 12434420130356 is 65303102443421.

12434420130356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12434420130356² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13951271 + ... + 14815761.

It is an arithmetic number, because the mean of its divisors is an integer number (1036204893304).

Almost surely, 2^{12434420130356} is an apocalyptic number.

It is an amenable number.

12434420130356 is an abundant number, since it is smaller than the sum of its proper divisors (12434497308940).

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

12434420130356 is a wasteful number, since it uses less digits than its factorization.

12434420130356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378199 (or 1378197 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

Adding to 12434420130356 its reverse (65303102443421), we get a palindrome (77737522573777).

The spelling of 12434420130356 in words is "twelve trillion, four hundred thirty-four billion, four hundred twenty million, one hundred thirty thousand, three hundred fifty-six".