12132547684 has 12 divisors (see below), whose sum is σ = 21350574000. Its totient is φ = 6032383688.

The previous prime is 12132547639. The next prime is 12132547699. The reversal of 12132547684 is 48674523121.

It is a self number, because there is not a number n which added to its sum of digits gives 12132547684.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8471734 + ... + 8473165.

It is an arithmetic number, because the mean of its divisors is an integer number (1779214500).

Almost surely, 2^12132547684 is an apocalyptic number.

It is an amenable number.

12132547684 is a deficient number, since it is larger than the sum of its proper divisors (9218026316).

12132547684 is a wasteful number, since it uses less digits than its factorization.

12132547684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16945082 (or 16945080 counting only the distinct ones).

The product of its digits is 322560, while the sum is 43.

The spelling of 12132547684 in words is "twelve billion, one hundred thirty-two million, five hundred forty-seven thousand, six hundred eighty-four".