12635783282 has 8 divisors (see below), whose sum is σ = 18956065500. Its totient is φ = 6317094784.

The previous prime is 12635783269. The next prime is 12635783323. The reversal of 12635783282 is 28238753621.

It is a Cunningham number, because it is equal to 112409²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 12635783281 + 1 = 112409^2 + 1^2 .

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, 378407 + ... + 410442.

Almost surely, 2^12635783282 is an apocalyptic number.

12635783282 is a deficient number, since it is larger than the sum of its proper divisors (6320282218).

12635783282 is an equidigital number, since it uses as much as digits as its factorization.

12635783282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796860.

The product of its digits is 967680, while the sum is 47.

The spelling of 12635783282 in words is "twelve billion, six hundred thirty-five million, seven hundred eighty-three thousand, two hundred eighty-two".