898989898892 has 48 divisors (see below), whose sum is σ = 1627255580832. Its totient is φ = 434365002240.

The previous prime is 898989898871. The next prime is 898989898969. The reversal of 898989898892 is 298898989898.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 898989898795 and 898989898804.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3809792 + ... + 4038872.

It is an arithmetic number, because the mean of its divisors is an integer number (33901157934).

Almost surely, 2^898989898892 is an apocalyptic number.

It is an amenable number.

898989898892 is a deficient number, since it is larger than the sum of its proper divisors (728265681940).

898989898892 is a wasteful number, since it uses less digits than its factorization.

898989898892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229418 (or 229416 counting only the distinct ones).

The product of its digits is 30958682112, while the sum is 95.

The spelling of 898989898892 in words is "eight hundred ninety-eight billion, nine hundred eighty-nine million, eight hundred ninety-eight thousand, eight hundred ninety-two".