8011705884673 has 4 divisors (see below), whose sum is σ = 8013101414868. Its totient is φ = 8010310354480.

The previous prime is 8011705884647. The next prime is 8011705884719. The reversal of 8011705884673 is 3764885071108.

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 5280675312784 + 2731030571889 = 2297972^2 + 1652583^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8011705884673 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8011705884773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 697756486 + ... + 697767967.

It is an arithmetic number, because the mean of its divisors is an integer number (2003275353717).

Almost surely, 2^{8011705884673} is an apocalyptic number.

It is an amenable number.

8011705884673 is a deficient number, since it is larger than the sum of its proper divisors (1395530195).

8011705884673 is a wasteful number, since it uses less digits than its factorization.

8011705884673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395530194.

The product of its (nonzero) digits is 9031680, while the sum is 58.

The spelling of 8011705884673 in words is "eight trillion, eleven billion, seven hundred five million, eight hundred eighty-four thousand, six hundred seventy-three".