173052869905 has 8 divisors (see below), whose sum is σ = 212728406184. Its totient is φ = 135065654400.

The previous prime is 173052869879. The next prime is 173052869909. The reversal of 173052869905 is 509968250371.

It can be written as a sum of positive squares in 4 ways, for example, as 4336485904 + 168716384001 = 65852^2 + 410751^2 .

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

It is not a de Polignac number, because 173052869905 - 2²¹ = 173050772753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (173052869909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422079966 + ... + 422080375.

It is an arithmetic number, because the mean of its divisors is an integer number (26591050773).

Almost surely, 2^173052869905 is an apocalyptic number.

It is an amenable number.

173052869905 is a deficient number, since it is larger than the sum of its proper divisors (39675536279).

173052869905 is an equidigital number, since it uses as much as digits as its factorization.

173052869905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844160387.

The product of its (nonzero) digits is 4082400, while the sum is 55.

The spelling of 173052869905 in words is "one hundred seventy-three billion, fifty-two million, eight hundred sixty-nine thousand, nine hundred five".