18066328795012 has 48 divisors (see below), whose sum is σ = 34310377710000. Its totient is φ = 8290075136000.

The previous prime is 18066328795001. The next prime is 18066328795037. The reversal of 18066328795012 is 21059782366081.

It can be written as a sum of positive squares in 8 ways, for example, as 40649011456 + 18025679783556 = 201616^2 + 4245666^2 .

It is a super-2 number, since 2×18066328795012² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3595614 + ... + 7004362.

It is an arithmetic number, because the mean of its divisors is an integer number (714799535625).

Almost surely, 2^{18066328795012} is an apocalyptic number.

It is an amenable number.

18066328795012 is a deficient number, since it is larger than the sum of its proper divisors (16244048914988).

18066328795012 is a wasteful number, since it uses less digits than its factorization.

18066328795012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3410712 (or 3410710 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 58.

The spelling of 18066328795012 in words is "eighteen trillion, sixty-six billion, three hundred twenty-eight million, seven hundred ninety-five thousand, twelve".