12284478636422 has 8 divisors (see below), whose sum is σ = 18426794914272. Its totient is φ = 6142213665000.

The previous prime is 12284478636379. The next prime is 12284478636457. The reversal of 12284478636422 is 22463687448221.

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

It is a congruent number.

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, 12222329 + ... + 13189172.

It is an arithmetic number, because the mean of its divisors is an integer number (2303349364284).

Almost surely, 2^{12284478636422} is an apocalyptic number.

12284478636422 is a deficient number, since it is larger than the sum of its proper divisors (6142316277850).

12284478636422 is a wasteful number, since it uses less digits than its factorization.

12284478636422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25653214.

The product of its digits is 49545216, while the sum is 59.

The spelling of 12284478636422 in words is "twelve trillion, two hundred eighty-four billion, four hundred seventy-eight million, six hundred thirty-six thousand, four hundred twenty-two".