12609821282 has 8 divisors (see below), whose sum is σ = 18915257856. Its totient is φ = 6304735332.

The previous prime is 12609821227. The next prime is 12609821327. The reversal of 12609821282 is 28212890621.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38663 + ... + 163445.

It is an arithmetic number, because the mean of its divisors is an integer number (2364407232).

Almost surely, 2^12609821282 is an apocalyptic number.

12609821282 is a deficient number, since it is larger than the sum of its proper divisors (6305436574).

12609821282 is a wasteful number, since it uses less digits than its factorization.

12609821282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175312.

The product of its (nonzero) digits is 55296, while the sum is 41.

The spelling of 12609821282 in words is "twelve billion, six hundred nine million, eight hundred twenty-one thousand, two hundred eighty-two".