173481543161 has 8 divisors (see below), whose sum is σ = 177180006144. Its totient is φ = 169783387200.

The previous prime is 173481543143. The next prime is 173481543187. The reversal of 173481543161 is 161345184371.

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 173481543161 - 2¹⁰ = 173481542137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (173481543461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1341761 + ... + 1465361.

It is an arithmetic number, because the mean of its divisors is an integer number (22147500768).

Almost surely, 2^173481543161 is an apocalyptic number.

It is an amenable number.

173481543161 is a deficient number, since it is larger than the sum of its proper divisors (3698462983).

173481543161 is a wasteful number, since it uses less digits than its factorization.

173481543161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153511.

The product of its digits is 241920, while the sum is 44.

The spelling of 173481543161 in words is "one hundred seventy-three billion, four hundred eighty-one million, five hundred forty-three thousand, one hundred sixty-one".