60506105505161 has 2 divisors, whose sum is σ = 60506105505162. Its totient is φ = 60506105505160.

The previous prime is 60506105505143. The next prime is 60506105505163. The reversal of 60506105505161 is 16150550160506.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60393585511561 + 112519993600 = 7771331^2 + 335440^2 .

It is a cyclic number.

It is not a de Polignac number, because 60506105505161 - 2²² = 60506101310857 is a prime.

It is a Sophie Germain prime.

Together with 60506105505163, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (60506105505163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30253052752580 + 30253052752581.

It is an arithmetic number, because the mean of its divisors is an integer number (30253052752581).

Almost surely, 2^{60506105505161} is an apocalyptic number.

It is an amenable number.

60506105505161 is a deficient number, since it is larger than the sum of its proper divisors (1).

60506105505161 is an equidigital number, since it uses as much as digits as its factorization.

60506105505161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 135000, while the sum is 41.

Adding to 60506105505161 its reverse (16150550160506), we get a palindrome (76656655665667).

The spelling of 60506105505161 in words is "sixty trillion, five hundred six billion, one hundred five million, five hundred five thousand, one hundred sixty-one".