171024840849 has 8 divisors (see below), whose sum is σ = 228428328160. Its totient is φ = 113818957056.

The previous prime is 171024840841. The next prime is 171024840859. The reversal of 171024840849 is 948048420171.

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

It is not a de Polignac number, because 171024840849 - 2³ = 171024840841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 171024840798 and 171024840807.

It is not an unprimeable number, because it can be changed into a prime (171024840841) by changing a digit.

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, 49398859 + ... + 49402320.

It is an arithmetic number, because the mean of its divisors is an integer number (28553541020).

Almost surely, 2^171024840849 is an apocalyptic number.

It is an amenable number.

171024840849 is a deficient number, since it is larger than the sum of its proper divisors (57403487311).

171024840849 is an equidigital number, since it uses as much as digits as its factorization.

171024840849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98801759.

The product of its (nonzero) digits is 516096, while the sum is 48.

The spelling of 171024840849 in words is "one hundred seventy-one billion, twenty-four million, eight hundred forty thousand, eight hundred forty-nine".