816008008 has 32 divisors (see below), whose sum is σ = 1567209600. Its totient is φ = 398198592.

The previous prime is 816007897. The next prime is 816008047. The reversal of 816008008 is 800800618.

816008008 is a modest number, since divided by 8008 gives 816 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51441 + ... + 65407.

It is an arithmetic number, because the mean of its divisors is an integer number (48975300).

Almost surely, 2^816008008 is an apocalyptic number.

It is an amenable number.

816008008 is a deficient number, since it is larger than the sum of its proper divisors (751201592).

816008008 is a wasteful number, since it uses less digits than its factorization.

816008008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14149 (or 14145 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 31.

The square root of 816008008 is about 28565.8538818639. The cubic root of 816008008 is about 934.4688025245.

The spelling of 816008008 in words is "eight hundred sixteen million, eight thousand, eight".