1606170466361 has 2 divisors, whose sum is σ = 1606170466362. Its totient is φ = 1606170466360.

The previous prime is 1606170466321. The next prime is 1606170466387. The reversal of 1606170466361 is 1636640716061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1228982874025 + 377187592336 = 1108595^2 + 614156^2 .

It is a cyclic number.

It is not a de Polignac number, because 1606170466361 - 2¹⁸ = 1606170204217 is a prime.

It is not a weakly prime, because it can be changed into another prime (1606170466301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803085233180 + 803085233181.

It is an arithmetic number, because the mean of its divisors is an integer number (803085233181).

Almost surely, 2^{1606170466361} is an apocalyptic number.

It is an amenable number.

1606170466361 is a deficient number, since it is larger than the sum of its proper divisors (1).

1606170466361 is an equidigital number, since it uses as much as digits as its factorization.

1606170466361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 1606170466361 in words is "one trillion, six hundred six billion, one hundred seventy million, four hundred sixty-six thousand, three hundred sixty-one".