4665168648 has 128 divisors (see below), whose sum is σ = 15589632000. Its totient is φ = 1262744640.

The previous prime is 4665168619. The next prime is 4665168653. The reversal of 4665168648 is 8468615664.

4665168648 is a `hidden beast` number, since 4 + 6 + 6 + 516 + 86 + 48 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 4665168594 and 4665168603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52468 + ... + 109923.

It is an arithmetic number, because the mean of its divisors is an integer number (121794000).

Almost surely, 2^4665168648 is an apocalyptic number.

It is an amenable number.

4665168648 is an abundant number, since it is smaller than the sum of its proper divisors (10924463352).

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

4665168648 is a wasteful number, since it uses less digits than its factorization.

4665168648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162432 (or 162422 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 54.

The square root of 4665168648 is about 68302.0398524085. The cubic root of 4665168648 is about 1670.9204826641.

The spelling of 4665168648 in words is "four billion, six hundred sixty-five million, one hundred sixty-eight thousand, six hundred forty-eight".