8516800001 has 2 divisors, whose sum is σ = 8516800002. Its totient is φ = 8516800000.

The previous prime is 8516799899. The next prime is 8516800021. The reversal of 8516800001 is 1000086158.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7089471601 + 1427328400 = 84199^2 + 37780^2 .

It is a cyclic number.

It is not a de Polignac number, because 8516800001 - 2¹⁰ = 8516798977 is a prime.

It is not a weakly prime, because it can be changed into another prime (8516800021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4258400000 + 4258400001.

It is an arithmetic number, because the mean of its divisors is an integer number (4258400001).

Almost surely, 2^8516800001 is an apocalyptic number.

It is an amenable number.

8516800001 is a deficient number, since it is larger than the sum of its proper divisors (1).

8516800001 is an equidigital number, since it uses as much as digits as its factorization.

8516800001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 29.

The square root of 8516800001 is about 92286.5103956152. The cubic root of 8516800001 is about 2042.1712114020.

Adding to 8516800001 its reverse (1000086158), we get a palindrome (9516886159).

The spelling of 8516800001 in words is "eight billion, five hundred sixteen million, eight hundred thousand, one".