4808636648 has 16 divisors (see below), whose sum is σ = 9019014180. Its totient is φ = 2403566208.

The previous prime is 4808636627. The next prime is 4808636669. The reversal of 4808636648 is 8466368084.

It is an interprime number because it is at equal distance from previous prime (4808636627) and next prime (4808636669).

It can be written as a sum of positive squares in 2 ways, for example, as 3600240004 + 1208396644 = 60002^2 + 34762^2 .

It is a super-3 number, since 3×4808636648³ (a number of 30 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 4808636648.

It is an unprimeable number.

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, 66365 + ... + 118412.

Almost surely, 2^4808636648 is an apocalyptic number.

It is an amenable number.

4808636648 is a deficient number, since it is larger than the sum of its proper divisors (4210377532).

4808636648 is a wasteful number, since it uses less digits than its factorization.

4808636648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188036 (or 188032 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 53.

The square root of 4808636648 is about 69344.3339285915. Note that the first 3 decimals coincide. The cubic root of 4808636648 is about 1687.8764509425.

The spelling of 4808636648 in words is "four billion, eight hundred eight million, six hundred thirty-six thousand, six hundred forty-eight".