8689477065 has 32 divisors (see below), whose sum is σ = 14380644096. Its totient is φ = 4477424640.

The previous prime is 8689477009. The next prime is 8689477079. The reversal of 8689477065 is 5607749868.

It is not a de Polignac number, because 8689477065 - 2²⁷ = 8555259337 is a prime.

It is a super-2 number, since 2×8689477065² (a number of 21 digits) contains 22 as substring.

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, 5244 + ... + 131933.

It is an arithmetic number, because the mean of its divisors is an integer number (449395128).

Almost surely, 2^8689477065 is an apocalyptic number.

It is an amenable number.

8689477065 is a deficient number, since it is larger than the sum of its proper divisors (5691167031).

8689477065 is a wasteful number, since it uses less digits than its factorization.

8689477065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137329.

The product of its (nonzero) digits is 20321280, while the sum is 60.

The square root of 8689477065 is about 93217.3646108921. The cubic root of 8689477065 is about 2055.8805622383.

The spelling of 8689477065 in words is "eight billion, six hundred eighty-nine million, four hundred seventy-seven thousand, sixty-five".