12008636157235 has 16 divisors (see below), whose sum is σ = 14559356439936. Its totient is φ = 9507586111488.

The previous prime is 12008636157233. The next prime is 12008636157239. The reversal of 12008636157235 is 53275163680021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12008636157235 - 2¹ = 12008636157233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12008636157233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16796022 + ... + 17496388.

It is an arithmetic number, because the mean of its divisors is an integer number (909959777496).

Almost surely, 2^{12008636157235} is an apocalyptic number.

12008636157235 is a deficient number, since it is larger than the sum of its proper divisors (2550720282701).

12008636157235 is an equidigital number, since it uses as much as digits as its factorization.

12008636157235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735822.

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 12008636157235 in words is "twelve trillion, eight billion, six hundred thirty-six million, one hundred fifty-seven thousand, two hundred thirty-five".