12536129284 has 24 divisors (see below), whose sum is σ = 25075678208. Its totient is φ = 5371894080.

The previous prime is 12536129257. The next prime is 12536129303. The reversal of 12536129284 is 48292163521.

It is a self number, because there is not a number n which added to its sum of digits gives 12536129284.

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, 212317 + ... + 264859.

Almost surely, 2^12536129284 is an apocalyptic number.

12536129284 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12536129284 is an abundant number, since it is smaller than the sum of its proper divisors (12539548924).

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

12536129284 is a wasteful number, since it uses less digits than its factorization.

12536129284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61075 (or 61073 counting only the distinct ones).

The product of its digits is 207360, while the sum is 43.

The spelling of 12536129284 in words is "twelve billion, five hundred thirty-six million, one hundred twenty-nine thousand, two hundred eighty-four".