173340978946559 has 16 divisors (see below), whose sum is σ = 183593955131136. Its totient is φ = 163094280345600.

The previous prime is 173340978946463. The next prime is 173340978946561. The reversal of 173340978946559 is 955649879043371.

It is a de Polignac number, because none of the positive numbers 2^k-173340978946559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (173340978946859) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1121210354 + ... + 1121364944.

It is an arithmetic number, because the mean of its divisors is an integer number (11474622195696).

Almost surely, 2^{173340978946559} is an apocalyptic number.

173340978946559 is a deficient number, since it is larger than the sum of its proper divisors (10252976184577).

173340978946559 is a wasteful number, since it uses less digits than its factorization.

173340978946559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174466.

The product of its (nonzero) digits is 6172588800, while the sum is 80.

The spelling of 173340978946559 in words is "one hundred seventy-three trillion, three hundred forty billion, nine hundred seventy-eight million, nine hundred forty-six thousand, five hundred fifty-nine".