73117715173 has 8 divisors (see below), whose sum is σ = 77580391680. Its totient is φ = 68672998080.

The previous prime is 73117715117. The next prime is 73117715179. The reversal of 73117715173 is 37151771137.

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 73117715173 - 2¹⁷ = 73117584101 is a prime.

It is a super-3 number, since 3×73117715173³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73117715179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4481463 + ... + 4497748.

It is an arithmetic number, because the mean of its divisors is an integer number (9697548960).

Almost surely, 2^73117715173 is an apocalyptic number.

It is an amenable number.

73117715173 is a deficient number, since it is larger than the sum of its proper divisors (4462676507).

73117715173 is a wasteful number, since it uses less digits than its factorization.

73117715173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8979707.

The product of its digits is 108045, while the sum is 43.

The spelling of 73117715173 in words is "seventy-three billion, one hundred seventeen million, seven hundred fifteen thousand, one hundred seventy-three".