8606421093121 has 12 divisors (see below), whose sum is σ = 8811490248660. Its totient is φ = 8406018764640.

The previous prime is 8606421093113. The next prime is 8606421093139. The reversal of 8606421093121 is 1213901246068.

It can be written as a sum of positive squares in 2 ways, for example, as 610646910721 + 7995774182400 = 781439^2 + 2827680^2 .

It is not a de Polignac number, because 8606421093121 - 2³ = 8606421093113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8606421093191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100137715 + ... + 100223623.

It is an arithmetic number, because the mean of its divisors is an integer number (734290854055).

Almost surely, 2^{8606421093121} is an apocalyptic number.

It is an amenable number.

8606421093121 is a deficient number, since it is larger than the sum of its proper divisors (205069155539).

8606421093121 is an equidigital number, since it uses as much as digits as its factorization.

8606421093121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140176 (or 140133 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 43.

The spelling of 8606421093121 in words is "eight trillion, six hundred six billion, four hundred twenty-one million, ninety-three thousand, one hundred twenty-one".