673765534416005 has 8 divisors (see below), whose sum is σ = 808518791939832. Its totient is φ = 539012327105728.

The previous prime is 673765534415921. The next prime is 673765534416019. The reversal of 673765534416005 is 500614435567376.

It can be written as a sum of positive squares in 4 ways, for example, as 412211809 + 673765122204196 = 20303^2 + 25956986^2 .

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 673765534416005 - 2³² = 673761239448709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30208307 + ... + 47540223.

It is an arithmetic number, because the mean of its divisors is an integer number (101064848992479).

Almost surely, 2^{673765534416005} is an apocalyptic number.

It is an amenable number.

673765534416005 is a deficient number, since it is larger than the sum of its proper divisors (134753257523827).

673765534416005 is a wasteful number, since it uses less digits than its factorization.

673765534416005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25106775.

The product of its (nonzero) digits is 190512000, while the sum is 62.

The spelling of 673765534416005 in words is "six hundred seventy-three trillion, seven hundred sixty-five billion, five hundred thirty-four million, four hundred sixteen thousand, five".