161841273035 has 8 divisors (see below), whose sum is σ = 209148722160. Its totient is φ = 119513555424.

The previous prime is 161841273023. The next prime is 161841273059. The reversal of 161841273035 is 530372148161.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 161841273035 - 2¹⁰ = 161841272011 is a prime.

It is a super-2 number, since 2×161841273035² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 161841272983 and 161841273001.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1244932805 + ... + 1244932934.

It is an arithmetic number, because the mean of its divisors is an integer number (26143590270).

Almost surely, 2^161841273035 is an apocalyptic number.

161841273035 is a deficient number, since it is larger than the sum of its proper divisors (47307449125).

161841273035 is a wasteful number, since it uses less digits than its factorization.

161841273035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2489865757.

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 161841273035 in words is "one hundred sixty-one billion, eight hundred forty-one million, two hundred seventy-three thousand, thirty-five".