12046281146 has 8 divisors (see below), whose sum is σ = 18073456884. Its totient is φ = 6021795520.

The previous prime is 12046281047. The next prime is 12046281161. The reversal of 12046281146 is 64118264021.

12046281146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 7054152121 + 4992129025 = 83989^2 + 70655^2 .

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

It is a super-2 number, since 2×12046281146² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661295 + ... + 679266.

Almost surely, 2^12046281146 is an apocalyptic number.

12046281146 is a deficient number, since it is larger than the sum of its proper divisors (6027175738).

12046281146 is a wasteful number, since it uses less digits than its factorization.

12046281146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1345056.

The product of its (nonzero) digits is 18432, while the sum is 35.

The spelling of 12046281146 in words is "twelve billion, forty-six million, two hundred eighty-one thousand, one hundred forty-six".