673663644577171 has 8 divisors (see below), whose sum is σ = 703772979646464. Its totient is φ = 644077950117960.

The previous prime is 673663644577169. The next prime is 673663644577207. The reversal of 673663644577171 is 171775446366376.

673663644577171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 673663644577171 - 2¹ = 673663644577169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 673663644577094 and 673663644577103.

It is not an unprimeable number, because it can be changed into a prime (673663644277171) 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, 130910149891 + ... + 130910155036.

It is an arithmetic number, because the mean of its divisors is an integer number (87971622455808).

Almost surely, 2^{673663644577171} is an apocalyptic number.

673663644577171 is a deficient number, since it is larger than the sum of its proper divisors (30109335069293).

673663644577171 is a wasteful number, since it uses less digits than its factorization.

673663644577171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261820305041.

The product of its digits is 2240421120, while the sum is 73.

The spelling of 673663644577171 in words is "six hundred seventy-three trillion, six hundred sixty-three billion, six hundred forty-four million, five hundred seventy-seven thousand, one hundred seventy-one".