8047678065 has 32 divisors (see below), whose sum is σ = 14719835136. Its totient is φ = 3677918400.

The previous prime is 8047678039. The next prime is 8047678123. The reversal of 8047678065 is 5608767408.

It is not a de Polignac number, because 8047678065 - 2⁹ = 8047677553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8047677999 and 8047678017.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 474990 + ... + 491640.

It is an arithmetic number, because the mean of its divisors is an integer number (459994848).

Almost surely, 2^8047678065 is an apocalyptic number.

It is an amenable number.

8047678065 is a deficient number, since it is larger than the sum of its proper divisors (6672157071).

8047678065 is a wasteful number, since it uses less digits than its factorization.

8047678065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21269.

The product of its (nonzero) digits is 2257920, while the sum is 51.

The square root of 8047678065 is about 89708.8516535576. The cubic root of 8047678065 is about 2003.9653050654.

The spelling of 8047678065 in words is "eight billion, forty-seven million, six hundred seventy-eight thousand, sixty-five".