4999163668 has 12 divisors (see below), whose sum is σ = 8749172320. Its totient is φ = 2499400152.

The previous prime is 4999163651. The next prime is 4999163669. The reversal of 4999163668 is 8663619994.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4999163669) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 30643 + ... + 104581.

Almost surely, 2^4999163668 is an apocalyptic number.

It is an amenable number.

4999163668 is a deficient number, since it is larger than the sum of its proper divisors (3750008652).

4999163668 is a wasteful number, since it uses less digits than its factorization.

4999163668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90846 (or 90844 counting only the distinct ones).

The product of its digits is 15116544, while the sum is 61.

The square root of 4999163668 is about 70704.7641110555. The cubic root of 4999163668 is about 1709.8806008536.

The spelling of 4999163668 in words is "four billion, nine hundred ninety-nine million, one hundred sixty-three thousand, six hundred sixty-eight".