133660506055356 has 36 divisors (see below), whose sum is σ = 386130350827312. Its totient is φ = 38188716015744.

The previous prime is 133660506055303. The next prime is 133660506055369. The reversal of 133660506055356 is 653550605066331.

133660506055356 is a `hidden beast` number, since 1 + 3 + 36 + 6 + 0 + 5 + 0 + 6 + 0 + 553 + 56 = 666.

133660506055356 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 265199416525 + ... + 265199417028.

Almost surely, 2^{133660506055356} is an apocalyptic number.

It is an amenable number.

133660506055356 is an abundant number, since it is smaller than the sum of its proper divisors (252469844771956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133660506055356 is a wasteful number, since it uses less digits than its factorization.

133660506055356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530398833570 (or 530398833565 counting only the distinct ones).

The product of its (nonzero) digits is 21870000, while the sum is 54.

The spelling of 133660506055356 in words is "one hundred thirty-three trillion, six hundred sixty billion, five hundred six million, fifty-five thousand, three hundred fifty-six".