12662644232 has 32 divisors (see below), whose sum is σ = 27383188800. Its totient is φ = 5377057344.

The previous prime is 12662644231. The next prime is 12662644237. The reversal of 12662644232 is 23244626621.

It is not an unprimeable number, because it can be changed into a prime (12662644231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1031138 + ... + 1043345.

It is an arithmetic number, because the mean of its divisors is an integer number (855724650).

Almost surely, 2^12662644232 is an apocalyptic number.

It is an amenable number.

12662644232 is an abundant number, since it is smaller than the sum of its proper divisors (14720544568).

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

12662644232 is a wasteful number, since it uses less digits than its factorization.

12662644232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2074605 (or 2074601 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

The spelling of 12662644232 in words is "twelve billion, six hundred sixty-two million, six hundred forty-four thousand, two hundred thirty-two".