4998489998 has 16 divisors (see below), whose sum is σ = 7525694880. Its totient is φ = 2489942400.

The previous prime is 4998489989. The next prime is 4998490009. The reversal of 4998489998 is 8999848994.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664418 + ... + 671898.

It is an arithmetic number, because the mean of its divisors is an integer number (470355930).

Almost surely, 2^4998489998 is an apocalyptic number.

4998489998 is a deficient number, since it is larger than the sum of its proper divisors (2527204882).

4998489998 is a wasteful number, since it uses less digits than its factorization.

4998489998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8683.

The product of its digits is 483729408, while the sum is 77.

The square root of 4998489998 is about 70699.9999858557. Note that the first 4 decimals coincide. The cubic root of 4998489998 is about 1709.8037915386.

The spelling of 4998489998 in words is "four billion, nine hundred ninety-eight million, four hundred eighty-nine thousand, nine hundred ninety-eight".