12135086585252 has 12 divisors (see below), whose sum is σ = 21403617285120. Its totient is φ = 6019767360936.

The previous prime is 12135086585213. The next prime is 12135086585261. The reversal of 12135086585252 is 25258568053121.

It is a junction number, because it is equal to n+sod(n) for n = 12135086585194 and 12135086585203.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11943982352 + ... + 11943983367.

It is an arithmetic number, because the mean of its divisors is an integer number (1783634773760).

Almost surely, 2^{12135086585252} is an apocalyptic number.

It is an amenable number.

12135086585252 is a deficient number, since it is larger than the sum of its proper divisors (9268530699868).

12135086585252 is a wasteful number, since it uses less digits than its factorization.

12135086585252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23887965850 (or 23887965848 counting only the distinct ones).

The product of its (nonzero) digits is 5760000, while the sum is 53.

The spelling of 12135086585252 in words is "twelve trillion, one hundred thirty-five billion, eighty-six million, five hundred eighty-five thousand, two hundred fifty-two".