816006448 has 20 divisors (see below), whose sum is σ = 1595007288. Its totient is φ = 404391680.

The previous prime is 816006439. The next prime is 816006481. The reversal of 816006448 is 844600618.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 223858 + ... + 227473.

Almost surely, 2^816006448 is an apocalyptic number.

It is an amenable number.

816006448 is a deficient number, since it is larger than the sum of its proper divisors (779000840).

816006448 is a wasteful number, since it uses less digits than its factorization.

816006448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451452 (or 451446 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 816006448 is about 28565.8265765232. The cubic root of 816006448 is about 934.4682070351.

The spelling of 816006448 in words is "eight hundred sixteen million, six thousand, four hundred forty-eight".