133266533645653 has 16 divisors (see below), whose sum is σ = 141204121344000. Its totient is φ = 125339882121216.

The previous prime is 133266533645599. The next prime is 133266533645657. The reversal of 133266533645653 is 356546335662331.

It is a cyclic number.

It is not a de Polignac number, because 133266533645653 - 2¹⁷ = 133266533514581 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133266533645591 and 133266533645600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133266533645657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1216580101 + ... + 1216689637.

It is an arithmetic number, because the mean of its divisors is an integer number (8825257584000).

Almost surely, 2^{133266533645653} is an apocalyptic number.

It is an amenable number.

133266533645653 is a deficient number, since it is larger than the sum of its proper divisors (7937587698347).

133266533645653 is a wasteful number, since it uses less digits than its factorization.

133266533645653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158796.

The product of its digits is 314928000, while the sum is 61.

The spelling of 133266533645653 in words is "one hundred thirty-three trillion, two hundred sixty-six billion, five hundred thirty-three million, six hundred forty-five thousand, six hundred fifty-three".