12836198436 has 12 divisors (see below), whose sum is σ = 29951129712. Its totient is φ = 4278732808.

The previous prime is 12836198387. The next prime is 12836198447. The reversal of 12836198436 is 63489163821.

It is a tau number, because it is divible by the number of its divisors (12).

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, 534841590 + ... + 534841613.

It is an arithmetic number, because the mean of its divisors is an integer number (2495927476).

Almost surely, 2^12836198436 is an apocalyptic number.

It is an amenable number.

12836198436 is an abundant number, since it is smaller than the sum of its proper divisors (17114931276).

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

12836198436 is a wasteful number, since it uses less digits than its factorization.

12836198436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069683210 (or 1069683208 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 51.

The spelling of 12836198436 in words is "twelve billion, eight hundred thirty-six million, one hundred ninety-eight thousand, four hundred thirty-six".