133566331564012 has 12 divisors (see below), whose sum is σ = 233741800880280. Its totient is φ = 66782959883936.

The previous prime is 133566331563953. The next prime is 133566331564019. The reversal of 133566331564012 is 210465133665331.

It is a super-2 number, since 2×133566331564012² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133566331564019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50010313 + ... + 52613344.

It is an arithmetic number, because the mean of its divisors is an integer number (19478483406690).

Almost surely, 2^{133566331564012} is an apocalyptic number.

It is an amenable number.

133566331564012 is a deficient number, since it is larger than the sum of its proper divisors (100175469316268).

133566331564012 is a wasteful number, since it uses less digits than its factorization.

133566331564012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102949040 (or 102949038 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 49.

The spelling of 133566331564012 in words is "one hundred thirty-three trillion, five hundred sixty-six billion, three hundred thirty-one million, five hundred sixty-four thousand, twelve".