4959681608 has 36 divisors (see below), whose sum is σ = 10820714985. Its totient is φ = 2124980256.

The previous prime is 4959681589. The next prime is 4959681611. The reversal of 4959681608 is 8061869594.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 4105990084 + 853691524 = 64078^2 + 29218^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=49798.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1392566 + ... + 1396122.

Almost surely, 2^4959681608 is an apocalyptic number.

It is an amenable number.

4959681608 is an abundant number, since it is smaller than the sum of its proper divisors (5861033377).

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

4959681608 is an frugal number, since it uses more digits than its factorization.

4959681608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7134 (or 3566 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 56.

The square root of 4959681608 is about 70425.0069790554. The cubic root of 4959681608 is about 1705.3673048187.

The spelling of 4959681608 in words is "four billion, nine hundred fifty-nine million, six hundred eighty-one thousand, six hundred eight".