12555135252313 has 16 divisors (see below), whose sum is σ = 13231151136000. Its totient is φ = 11880643576320.

The previous prime is 12555135252281. The next prime is 12555135252323. The reversal of 12555135252313 is 31325253155521.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12555135252313 - 2⁵ = 12555135252281 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12555135252313.

It is not an unprimeable number, because it can be changed into a prime (12555135252323) 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 15 ways as a sum of consecutive naturals, for example, 263745088 + ... + 263792686.

It is an arithmetic number, because the mean of its divisors is an integer number (826946946000).

Almost surely, 2^{12555135252313} is an apocalyptic number.

It is an amenable number.

12555135252313 is a deficient number, since it is larger than the sum of its proper divisors (676015883687).

12555135252313 is a wasteful number, since it uses less digits than its factorization.

12555135252313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63312.

The product of its digits is 675000, while the sum is 43.

The spelling of 12555135252313 in words is "twelve trillion, five hundred fifty-five billion, one hundred thirty-five million, two hundred fifty-two thousand, three hundred thirteen".