12105536635 has 8 divisors (see below), whose sum is σ = 14527434096. Its totient is φ = 9683902560.

The previous prime is 12105536609. The next prime is 12105536683. The reversal of 12105536635 is 53663550121.

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

It is not a de Polignac number, because 12105536635 - 2⁷ = 12105536507 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12105536594 and 12105536603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55657 + ... + 165253.

It is an arithmetic number, because the mean of its divisors is an integer number (1815929262).

Almost surely, 2^12105536635 is an apocalyptic number.

12105536635 is a deficient number, since it is larger than the sum of its proper divisors (2421897461).

12105536635 is a wasteful number, since it uses less digits than its factorization.

12105536635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131693.

The product of its (nonzero) digits is 81000, while the sum is 37.

The spelling of 12105536635 in words is "twelve billion, one hundred five million, five hundred thirty-six thousand, six hundred thirty-five".