4878111663 has 24 divisors (see below), whose sum is σ = 7298010720. Its totient is φ = 3136109760.

The previous prime is 4878111659. The next prime is 4878111691. The reversal of 4878111663 is 3661118784.

4878111663 is a `hidden beast` number, since 487 + 8 + 1 + 1 + 166 + 3 = 666.

It is not a de Polignac number, because 4878111663 - 2² = 4878111659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4878111643) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 211678 + ... + 233588.

It is an arithmetic number, because the mean of its divisors is an integer number (304083780).

Almost surely, 2^4878111663 is an apocalyptic number.

4878111663 is a deficient number, since it is larger than the sum of its proper divisors (2419899057).

4878111663 is a wasteful number, since it uses less digits than its factorization.

4878111663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22799 (or 22796 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 4878111663 is about 69843.4797457859. The cubic root of 4878111663 is about 1695.9664074156.

The spelling of 4878111663 in words is "four billion, eight hundred seventy-eight million, one hundred eleven thousand, six hundred sixty-three".