8684213421635 has 16 divisors (see below), whose sum is σ = 10713441409536. Its totient is φ = 6752823873408.

The previous prime is 8684213421581. The next prime is 8684213421673. The reversal of 8684213421635 is 5361243124868.

It is a cyclic number.

It is not a de Polignac number, because 8684213421635 - 2⁶ = 8684213421571 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23357027 + ... + 23725916.

It is an arithmetic number, because the mean of its divisors is an integer number (669590088096).

Almost surely, 2^{8684213421635} is an apocalyptic number.

8684213421635 is a deficient number, since it is larger than the sum of its proper divisors (2029227987901).

8684213421635 is a wasteful number, since it uses less digits than its factorization.

8684213421635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47083982.

The product of its digits is 6635520, while the sum is 53.

The spelling of 8684213421635 in words is "eight trillion, six hundred eighty-four billion, two hundred thirteen million, four hundred twenty-one thousand, six hundred thirty-five".