161115924175 has 6 divisors (see below), whose sum is σ = 199783746008. Its totient is φ = 128892739320.

The previous prime is 161115924161. The next prime is 161115924191. The reversal of 161115924175 is 571429511161.

161115924175 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 161115924175 - 2⁹ = 161115923663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3222318459 + ... + 3222318508.

Almost surely, 2^161115924175 is an apocalyptic number.

161115924175 is a deficient number, since it is larger than the sum of its proper divisors (38667821833).

161115924175 is an equidigital number, since it uses as much as digits as its factorization.

161115924175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6444636977 (or 6444636972 counting only the distinct ones).

The product of its digits is 75600, while the sum is 43.

The spelling of 161115924175 in words is "one hundred sixty-one billion, one hundred fifteen million, nine hundred twenty-four thousand, one hundred seventy-five".