133566740213 has 8 divisors (see below), whose sum is σ = 137881363200. Its totient is φ = 129252493440.

The previous prime is 133566740201. The next prime is 133566740221. The reversal of 133566740213 is 312047665331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133566740213 is a prime.

It is a super-2 number, since 2×133566740213² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133566740233) 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, 746981 + ... + 908357.

It is an arithmetic number, because the mean of its divisors is an integer number (17235170400).

Almost surely, 2^133566740213 is an apocalyptic number.

It is an amenable number.

133566740213 is a deficient number, since it is larger than the sum of its proper divisors (4314622987).

133566740213 is a wasteful number, since it uses less digits than its factorization.

133566740213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188107.

The product of its (nonzero) digits is 272160, while the sum is 41.

The spelling of 133566740213 in words is "one hundred thirty-three billion, five hundred sixty-six million, seven hundred forty thousand, two hundred thirteen".