173285380801 has 4 divisors (see below), whose sum is σ = 186615025492. Its totient is φ = 159955736112.

The previous prime is 173285380799. The next prime is 173285380831. The reversal of 173285380801 is 108083582371.

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

It can be written as a sum of positive squares in 2 ways, for example, as 117364482225 + 55920898576 = 342585^2 + 236476^2 .

It is a cyclic number.

It is not a de Polignac number, because 173285380801 - 2¹ = 173285380799 is a prime.

It is a super-3 number, since 3×173285380801³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (173285380831) 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, 6664822326 + ... + 6664822351.

It is an arithmetic number, because the mean of its divisors is an integer number (46653756373).

Almost surely, 2^173285380801 is an apocalyptic number.

It is an amenable number.

173285380801 is a deficient number, since it is larger than the sum of its proper divisors (13329644691).

173285380801 is a wasteful number, since it uses less digits than its factorization.

173285380801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13329644690.

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 173285380801 in words is "one hundred seventy-three billion, two hundred eighty-five million, three hundred eighty thousand, eight hundred one".