12436654242 has 8 divisors (see below), whose sum is σ = 24873308496. Its totient is φ = 4145551412.

The previous prime is 12436654229. The next prime is 12436654259. The reversal of 12436654242 is 24245663421.

It is a happy number.

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

12436654242 is an admirable number.

It is a super-3 number, since 3×12436654242³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12436654242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1036387848 + ... + 1036387859.

It is an arithmetic number, because the mean of its divisors is an integer number (3109163562).

Almost surely, 2^12436654242 is an apocalyptic number.

12436654242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12436654242 is a wasteful number, since it uses less digits than its factorization.

12436654242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2072775712.

The product of its digits is 276480, while the sum is 39.

The spelling of 12436654242 in words is "twelve billion, four hundred thirty-six million, six hundred fifty-four thousand, two hundred forty-two".