816283338256 has 15 divisors (see below), whose sum is σ = 1581555969903. Its totient is φ = 408139862160.

The previous prime is 816283338253. The next prime is 816283338289. The reversal of 816283338256 is 652833382618.

The square root of 816283338256 is 903484.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 816283338197 and 816283338206.

It is not an unprimeable number, because it can be changed into a prime (816283338253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3501001 + ... + 3726871.

Almost surely, 2^816283338256 is an apocalyptic number.

816283338256 is the 903484-th square number.

It is an amenable number.

816283338256 is a deficient number, since it is larger than the sum of its proper divisors (765272631647).

816283338256 is an frugal number, since it uses more digits than its factorization.

816283338256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451750 (or 225873 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 55.

The spelling of 816283338256 in words is "eight hundred sixteen billion, two hundred eighty-three million, three hundred thirty-eight thousand, two hundred fifty-six".