8306812064 has 24 divisors (see below), whose sum is σ = 16515963828. Its totient is φ = 4112281600.

The previous prime is 8306812057. The next prime is 8306812069. The reversal of 8306812064 is 4602186038.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7782768400 + 524043664 = 88220^2 + 22892^2 .

It is not an unprimeable number, because it can be changed into a prime (8306812069) 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 in 3 ways as a sum of consecutive naturals, for example, 1281857 + ... + 1288320.

Almost surely, 2^8306812064 is an apocalyptic number.

It is an amenable number.

8306812064 is a deficient number, since it is larger than the sum of its proper divisors (8209151764).

8306812064 is a wasteful number, since it uses less digits than its factorization.

8306812064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2570288 (or 2570280 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 8306812064 is about 91141.7141818169. The cubic root of 8306812064 is about 2025.2476099393.

The spelling of 8306812064 in words is "eight billion, three hundred six million, eight hundred twelve thousand, sixty-four".