8339980648 has 8 divisors (see below), whose sum is σ = 15637463730. Its totient is φ = 4169990320.

The previous prime is 8339980633. The next prime is 8339980651. The reversal of 8339980648 is 8460899338.

It can be written as a sum of positive squares in only one way, i.e., 8053626564 + 286354084 = 89742^2 + 16922^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 8339980592 and 8339980601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521248783 + ... + 521248798.

Almost surely, 2^8339980648 is an apocalyptic number.

It is an amenable number.

8339980648 is a deficient number, since it is larger than the sum of its proper divisors (7297483082).

8339980648 is a wasteful number, since it uses less digits than its factorization.

8339980648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042497587 (or 1042497583 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 58.

The square root of 8339980648 is about 91323.4945016889. The cubic root of 8339980648 is about 2027.9395927268.

The spelling of 8339980648 in words is "eight billion, three hundred thirty-nine million, nine hundred eighty thousand, six hundred forty-eight".