133566740212 has 48 divisors (see below), whose sum is σ = 241328359552. Its totient is φ = 64652100480.

The previous prime is 133566740201. The next prime is 133566740221. The reversal of 133566740212 is 212047665331.

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 15 ways as a sum of consecutive naturals, for example, 23750833 + ... + 23756455.

Almost surely, 2^133566740212 is an apocalyptic number.

It is an amenable number.

133566740212 is a deficient number, since it is larger than the sum of its proper divisors (107761619340).

133566740212 is a wasteful number, since it uses less digits than its factorization.

133566740212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7208 (or 7206 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 133566740212 in words is "one hundred thirty-three billion, five hundred sixty-six million, seven hundred forty thousand, two hundred twelve".