12713420338136 has 32 divisors (see below), whose sum is σ = 27243727284000. Its totient is φ = 5448471975936.

The previous prime is 12713420338061. The next prime is 12713420338163. The reversal of 12713420338136 is 63183302431721.

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, 581471 + ... + 5075918.

It is an arithmetic number, because the mean of its divisors is an integer number (851366477625).

Almost surely, 2^{12713420338136} is an apocalyptic number.

It is an amenable number.

12713420338136 is an abundant number, since it is smaller than the sum of its proper divisors (14530306945864).

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

12713420338136 is a wasteful number, since it uses less digits than its factorization.

12713420338136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5697531 (or 5697527 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 44.

Adding to 12713420338136 its reverse (63183302431721), we get a palindrome (75896722769857).

The spelling of 12713420338136 in words is "twelve trillion, seven hundred thirteen billion, four hundred twenty million, three hundred thirty-eight thousand, one hundred thirty-six".