12235671682 has 8 divisors (see below), whose sum is σ = 19765315836. Its totient is φ = 5647233072.

The previous prime is 12235671671. The next prime is 12235671703. The reversal of 12235671682 is 28617653221.

It can be written as a sum of positive squares in 2 ways, for example, as 11308408281 + 927263401 = 106341^2 + 30451^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 235301353 + ... + 235301404.

Almost surely, 2^12235671682 is an apocalyptic number.

12235671682 is a deficient number, since it is larger than the sum of its proper divisors (7529644154).

12235671682 is a wasteful number, since it uses less digits than its factorization.

12235671682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470602772.

The product of its digits is 241920, while the sum is 43.

The spelling of 12235671682 in words is "twelve billion, two hundred thirty-five million, six hundred seventy-one thousand, six hundred eighty-two".