8649365964 has 24 divisors (see below), whose sum is σ = 20317306800. Its totient is φ = 2863771584.

The previous prime is 8649365911. The next prime is 8649366031. The reversal of 8649365964 is 4695639468.

It is a junction number, because it is equal to n+sod(n) for n = 8649365898 and 8649365907.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2416939 + ... + 2420514.

It is an arithmetic number, because the mean of its divisors is an integer number (846554450).

Almost surely, 2^8649365964 is an apocalyptic number.

It is an amenable number.

8649365964 is an abundant number, since it is smaller than the sum of its proper divisors (11667940836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8649365964 is a wasteful number, since it uses less digits than its factorization.

8649365964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4837609 (or 4837607 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 60.

The square root of 8649365964 is about 93001.9675275744. The cubic root of 8649365964 is about 2052.7123299729.

The spelling of 8649365964 in words is "eight billion, six hundred forty-nine million, three hundred sixty-five thousand, nine hundred sixty-four".