98858956868 has 72 divisors (see below), whose sum is σ = 211409352000. Its totient is φ = 40253771712.

The previous prime is 98858956849. The next prime is 98858956871. The reversal of 98858956868 is 86865985889.

98858956868 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 98858956792 and 98858956801.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 598103 + ... + 745281.

It is an arithmetic number, because the mean of its divisors is an integer number (2936241000).

Almost surely, 2^98858956868 is an apocalyptic number.

98858956868 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98858956868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105704676000).

98858956868 is an abundant number, since it is smaller than the sum of its proper divisors (112550395132).

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

98858956868 is a wasteful number, since it uses less digits than its factorization.

98858956868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147369 (or 147360 counting only the distinct ones).

The product of its digits is 2388787200, while the sum is 80.

The spelling of 98858956868 in words is "ninety-eight billion, eight hundred fifty-eight million, nine hundred fifty-six thousand, eight hundred sixty-eight".