173243342371 has 4 divisors (see below), whose sum is σ = 188992737144. Its totient is φ = 157493947600.

The previous prime is 173243342351. The next prime is 173243342381.

It is a happy number.

173243342371 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 173243342371 - 2⁷ = 173243342243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (173243342341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7874697370 + ... + 7874697391.

It is an arithmetic number, because the mean of its divisors is an integer number (47248184286).

Almost surely, 2^173243342371 is an apocalyptic number.

173243342371 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

173243342371 is a deficient number, since it is larger than the sum of its proper divisors (15749394773).

173243342371 is a wasteful number, since it uses less digits than its factorization.

173243342371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15749394772.

The product of its digits is 254016, while the sum is 40.

The spelling of 173243342371 in words is "one hundred seventy-three billion, two hundred forty-three million, three hundred forty-two thousand, three hundred seventy-one".