8208216976 has 10 divisors (see below), whose sum is σ = 15903420422. Its totient is φ = 4104108480.

The previous prime is 8208216953. The next prime is 8208216979. The reversal of 8208216976 is 6796128028.

It can be written as a sum of positive squares in only one way, i.e., 7836498576 + 371718400 = 88524^2 + 19280^2 .

It is not an unprimeable number, because it can be changed into a prime (8208216979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256506765 + ... + 256506796.

Almost surely, 2^8208216976 is an apocalyptic number.

It is an amenable number.

8208216976 is a deficient number, since it is larger than the sum of its proper divisors (7695203446).

8208216976 is a wasteful number, since it uses less digits than its factorization.

8208216976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513013569 (or 513013563 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 49.

The square root of 8208216976 is about 90599.2106808884. The cubic root of 8208216976 is about 2017.2030184836.

The spelling of 8208216976 in words is "eight billion, two hundred eight million, two hundred sixteen thousand, nine hundred seventy-six".