12763642732 has 12 divisors (see below), whose sum is σ = 22340116960. Its totient is φ = 6380752176.

The previous prime is 12763642667. The next prime is 12763642739. The reversal of 12763642732 is 23724636721.

It is not an unprimeable number, because it can be changed into a prime (12763642739) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240132 + ... + 288427.

Almost surely, 2^12763642732 is an apocalyptic number.

It is an amenable number.

12763642732 is a deficient number, since it is larger than the sum of its proper divisors (9576474228).

12763642732 is a wasteful number, since it uses less digits than its factorization.

12763642732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534600 (or 534598 counting only the distinct ones).

The product of its digits is 508032, while the sum is 43.

The spelling of 12763642732 in words is "twelve billion, seven hundred sixty-three million, six hundred forty-two thousand, seven hundred thirty-two".