173423550073 has 16 divisors (see below), whose sum is σ = 191878600320. Its totient is φ = 156005536896.

The previous prime is 173423550071. The next prime is 173423550107. The reversal of 173423550073 is 370055324371.

173423550073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 173423550073 - 2¹ = 173423550071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (173423550071) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1388490 + ... + 1508227.

It is an arithmetic number, because the mean of its divisors is an integer number (11992412520).

Almost surely, 2^173423550073 is an apocalyptic number.

It is an amenable number.

173423550073 is a deficient number, since it is larger than the sum of its proper divisors (18455050247).

173423550073 is a wasteful number, since it uses less digits than its factorization.

173423550073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2896896.

The product of its (nonzero) digits is 264600, while the sum is 40.

The spelling of 173423550073 in words is "one hundred seventy-three billion, four hundred twenty-three million, five hundred fifty thousand, seventy-three".