65530794414161 has 4 divisors (see below), whose sum is σ = 65909585133492. Its totient is φ = 65152003694832.

The previous prime is 65530794414109. The next prime is 65530794414257. The reversal of 65530794414161 is 16141449703556.

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 29341245563536 + 36189548850625 = 5416756^2 + 6015775^2 .

It is a cyclic number.

It is not a de Polignac number, because 65530794414161 - 2¹⁸ = 65530794152017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65530794414097 and 65530794414106.

It is not an unprimeable number, because it can be changed into a prime (65530794414061) 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, 189395359406 + ... + 189395359751.

It is an arithmetic number, because the mean of its divisors is an integer number (16477396283373).

Almost surely, 2^{65530794414161} is an apocalyptic number.

It is an amenable number.

65530794414161 is a deficient number, since it is larger than the sum of its proper divisors (378790719331).

65530794414161 is a wasteful number, since it uses less digits than its factorization.

65530794414161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378790719330.

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 65530794414161 in words is "sixty-five trillion, five hundred thirty billion, seven hundred ninety-four million, four hundred fourteen thousand, one hundred sixty-one".