12816822382 has 64 divisors (see below), whose sum is σ = 24024268800. Its totient is φ = 4993073280.

The previous prime is 12816822379. The next prime is 12816822413. The reversal of 12816822382 is 28322861821.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6886132 + ... + 6887992.

It is an arithmetic number, because the mean of its divisors is an integer number (375379200).

Almost surely, 2^12816822382 is an apocalyptic number.

12816822382 is a deficient number, since it is larger than the sum of its proper divisors (11207446418).

12816822382 is a wasteful number, since it uses less digits than its factorization.

12816822382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2441.

The product of its digits is 147456, while the sum is 43.

The spelling of 12816822382 in words is "twelve billion, eight hundred sixteen million, eight hundred twenty-two thousand, three hundred eighty-two".