161606050515059 has 2 divisors, whose sum is σ = 161606050515060. Its totient is φ = 161606050515058.

The previous prime is 161606050515031. The next prime is 161606050515071. The reversal of 161606050515059 is 950515050606161.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 161606050515059 - 2²⁴ = 161606033737843 is a prime.

It is a super-2 number, since 2×161606050515059² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 161606050514998 and 161606050515016.

It is not a weakly prime, because it can be changed into another prime (161606050515079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80803025257529 + 80803025257530.

It is an arithmetic number, because the mean of its divisors is an integer number (80803025257530).

Almost surely, 2^{161606050515059} is an apocalyptic number.

161606050515059 is a deficient number, since it is larger than the sum of its proper divisors (1).

161606050515059 is an equidigital number, since it uses as much as digits as its factorization.

161606050515059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1215000, while the sum is 50.

The spelling of 161606050515059 in words is "one hundred sixty-one trillion, six hundred six billion, fifty million, five hundred fifteen thousand, fifty-nine".