36505336454161 has 4 divisors (see below), whose sum is σ = 36656810879524. Its totient is φ = 36353862028800.

The previous prime is 36505336454143. The next prime is 36505336454243. The reversal of 36505336454161 is 16145463350563.

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 19863342562561 + 16641993891600 = 4456831^2 + 4079460^2 .

It is a cyclic number.

It is not a de Polignac number, because 36505336454161 - 2⁷ = 36505336454033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36505336454099 and 36505336454108.

It is not an unprimeable number, because it can be changed into a prime (36505336454261) 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, 75737212320 + ... + 75737212801.

It is an arithmetic number, because the mean of its divisors is an integer number (9164202719881).

Almost surely, 2^{36505336454161} is an apocalyptic number.

It is an amenable number.

36505336454161 is a deficient number, since it is larger than the sum of its proper divisors (151474425363).

36505336454161 is a wasteful number, since it uses less digits than its factorization.

36505336454161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151474425362.

The product of its (nonzero) digits is 11664000, while the sum is 52.

The spelling of 36505336454161 in words is "thirty-six trillion, five hundred five billion, three hundred thirty-six million, four hundred fifty-four thousand, one hundred sixty-one".