12847733128 has 64 divisors (see below), whose sum is σ = 24968736000. Its totient is φ = 6194022912.

The previous prime is 12847733117. The next prime is 12847733167. The reversal of 12847733128 is 82133774821.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12682350 + ... + 12683362.

It is an arithmetic number, because the mean of its divisors is an integer number (390136500).

Almost surely, 2^12847733128 is an apocalyptic number.

It is an amenable number.

12847733128 is a deficient number, since it is larger than the sum of its proper divisors (12121002872).

12847733128 is a wasteful number, since it uses less digits than its factorization.

12847733128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1534 (or 1530 counting only the distinct ones).

The product of its digits is 451584, while the sum is 46.

The spelling of 12847733128 in words is "twelve billion, eight hundred forty-seven million, seven hundred thirty-three thousand, one hundred twenty-eight".