2173345587673 has 8 divisors (see below), whose sum is σ = 2416026857216. Its totient is φ = 1941450152400.

The previous prime is 2173345587667. The next prime is 2173345587757. The reversal of 2173345587673 is 3767855433712.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2173345587673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2173345587643) 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, 2696458143 + ... + 2696458948.

It is an arithmetic number, because the mean of its divisors is an integer number (302003357152).

Almost surely, 2^{2173345587673} is an apocalyptic number.

It is an amenable number.

2173345587673 is a deficient number, since it is larger than the sum of its proper divisors (242681269543).

2173345587673 is a wasteful number, since it uses less digits than its factorization.

2173345587673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5392917135.

The product of its digits is 88905600, while the sum is 61.

The spelling of 2173345587673 in words is "two trillion, one hundred seventy-three billion, three hundred forty-five million, five hundred eighty-seven thousand, six hundred seventy-three".