12734967312 has 80 divisors (see below), whose sum is σ = 36571320000. Its totient is φ = 4242986496.

The previous prime is 12734967283. The next prime is 12734967317. The reversal of 12734967312 is 21376943721.

12734967312 is a `hidden beast` number, since 1 + 273 + 4 + 9 + 67 + 312 = 666.

It is not an unprimeable number, because it can be changed into a prime (12734967317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1121439 + ... + 1132737.

It is an arithmetic number, because the mean of its divisors is an integer number (457141500).

Almost surely, 2^12734967312 is an apocalyptic number.

12734967312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12734967312 is an abundant number, since it is smaller than the sum of its proper divisors (23836352688).

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

12734967312 is a wasteful number, since it uses less digits than its factorization.

12734967312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13925 (or 13913 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The spelling of 12734967312 in words is "twelve billion, seven hundred thirty-four million, nine hundred sixty-seven thousand, three hundred twelve".