161341611058 has 16 divisors (see below), whose sum is σ = 242349643800. Its totient is φ = 80558464896.

The previous prime is 161341611029. The next prime is 161341611061. The reversal of 161341611058 is 850116143161.

It can be written as a sum of positive squares in 4 ways, for example, as 131563622089 + 29777988969 = 362717^2 + 172563^2 .

It is a super-2 number, since 2×161341611058² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5250916 + ... + 5281552.

Almost surely, 2^161341611058 is an apocalyptic number.

161341611058 is a deficient number, since it is larger than the sum of its proper divisors (81008032742).

161341611058 is a wasteful number, since it uses less digits than its factorization.

161341611058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34221.

The product of its (nonzero) digits is 17280, while the sum is 37.

The spelling of 161341611058 in words is "one hundred sixty-one billion, three hundred forty-one million, six hundred eleven thousand, fifty-eight".