65165034432163 has 4 divisors (see below), whose sum is σ = 68998271751720. Its totient is φ = 61331797112608.

The previous prime is 65165034432143. The next prime is 65165034432167. The reversal of 65165034432163 is 36123443056156.

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

It is a cyclic number.

It is not a de Polignac number, because 65165034432163 - 2⁵ = 65165034432131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65165034432167) 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, 1916618659753 + ... + 1916618659786.

It is an arithmetic number, because the mean of its divisors is an integer number (17249567937930).

Almost surely, 2^{65165034432163} is an apocalyptic number.

65165034432163 is a deficient number, since it is larger than the sum of its proper divisors (3833237319557).

65165034432163 is a wasteful number, since it uses less digits than its factorization.

65165034432163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3833237319556.

The product of its (nonzero) digits is 4665600, while the sum is 49.

The spelling of 65165034432163 in words is "sixty-five trillion, one hundred sixty-five billion, thirty-four million, four hundred thirty-two thousand, one hundred sixty-three".