12655655732 has 24 divisors (see below), whose sum is σ = 22447641216. Its totient is φ = 6242512608.

The previous prime is 12655655707. The next prime is 12655655741. The reversal of 12655655732 is 23755655621.

It is a happy number.

It is a congruent number.

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, 49958 + ... + 166754.

It is an arithmetic number, because the mean of its divisors is an integer number (935318384).

Almost surely, 2^12655655732 is an apocalyptic number.

It is an amenable number.

12655655732 is a deficient number, since it is larger than the sum of its proper divisors (9791985484).

12655655732 is a wasteful number, since it uses less digits than its factorization.

12655655732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117167 (or 117165 counting only the distinct ones).

The product of its digits is 1890000, while the sum is 47.

The spelling of 12655655732 in words is "twelve billion, six hundred fifty-five million, six hundred fifty-five thousand, seven hundred thirty-two".