133456564536655 has 16 divisors (see below), whose sum is σ = 169642942186464. Its totient is φ = 100440734494720.

The previous prime is 133456564536643. The next prime is 133456564536677. The reversal of 133456564536655 is 556635465654331.

It is a happy number.

It is not a de Polignac number, because 133456564536655 - 2⁷ = 133456564536527 is a prime.

It is a Duffinian 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, 345182341 + ... + 345568750.

It is an arithmetic number, because the mean of its divisors is an integer number (10602683886654).

Almost surely, 2^{133456564536655} is an apocalyptic number.

133456564536655 is a deficient number, since it is larger than the sum of its proper divisors (36186377649809).

133456564536655 is a wasteful number, since it uses less digits than its factorization.

133456564536655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690753386.

The product of its digits is 1749600000, while the sum is 67.

The spelling of 133456564536655 in words is "one hundred thirty-three trillion, four hundred fifty-six billion, five hundred sixty-four million, five hundred thirty-six thousand, six hundred fifty-five".