133456413064165 has 16 divisors (see below), whose sum is σ = 165314285577216. Its totient is φ = 103320759484800.

The previous prime is 133456413064159. The next prime is 133456413064171. The reversal of 133456413064165 is 561460314654331.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (133456413064159) and next prime (133456413064171).

It is not a de Polignac number, because 133456413064165 - 2³ = 133456413064157 is a prime.

It is a super-2 number, since 2×133456413064165² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53619505 + ... + 56053225.

It is an arithmetic number, because the mean of its divisors is an integer number (10332142848576).

Almost surely, 2^{133456413064165} is an apocalyptic number.

It is an amenable number.

133456413064165 is a deficient number, since it is larger than the sum of its proper divisors (31857872513051).

133456413064165 is a wasteful number, since it uses less digits than its factorization.

133456413064165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787540.

The product of its (nonzero) digits is 9331200, while the sum is 52.

The spelling of 133456413064165 in words is "one hundred thirty-three trillion, four hundred fifty-six billion, four hundred thirteen million, sixty-four thousand, one hundred sixty-five".