133023205666136 has 32 divisors (see below), whose sum is σ = 249706016542080. Its totient is φ = 66434937254400.

The previous prime is 133023205666037. The next prime is 133023205666159. The reversal of 133023205666136 is 631666502320331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 512055350 + ... + 512315066.

It is an arithmetic number, because the mean of its divisors is an integer number (7803313016940).

Almost surely, 2^{133023205666136} is an apocalyptic number.

It is an amenable number.

133023205666136 is a deficient number, since it is larger than the sum of its proper divisors (116682810875944).

133023205666136 is a wasteful number, since it uses less digits than its factorization.

133023205666136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333275 (or 333271 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 47.

Adding to 133023205666136 its reverse (631666502320331), we get a palindrome (764689707986467).

The spelling of 133023205666136 in words is "one hundred thirty-three trillion, twenty-three billion, two hundred five million, six hundred sixty-six thousand, one hundred thirty-six".