132656136165121 has 4 divisors (see below), whose sum is σ = 133501079707732. Its totient is φ = 131811192622512.

The previous prime is 132656136164971. The next prime is 132656136165131. The reversal of 132656136165121 is 121561631656231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 48864447876721 + 83791688288400 = 6990311^2 + 9153780^2 .

It is a cyclic number.

It is not a de Polignac number, because 132656136165121 - 2¹⁷ = 132656136034049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132656136165131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422471771070 + ... + 422471771383.

It is an arithmetic number, because the mean of its divisors is an integer number (33375269926933).

Almost surely, 2^{132656136165121} is an apocalyptic number.

It is an amenable number.

132656136165121 is a deficient number, since it is larger than the sum of its proper divisors (844943542611).

132656136165121 is an equidigital number, since it uses as much as digits as its factorization.

132656136165121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844943542610.

The product of its digits is 1166400, while the sum is 49.

The spelling of 132656136165121 in words is "one hundred thirty-two trillion, six hundred fifty-six billion, one hundred thirty-six million, one hundred sixty-five thousand, one hundred twenty-one".