98211997218 has 8 divisors (see below), whose sum is σ = 196423994448. Its totient is φ = 32737332404.

The previous prime is 98211997207. The next prime is 98211997241. The reversal of 98211997218 is 81279911289.

98211997218 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

98211997218 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8184333096 + ... + 8184333107.

It is an arithmetic number, because the mean of its divisors is an integer number (24552999306).

Almost surely, 2^98211997218 is an apocalyptic number.

98211997218 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

98211997218 is a wasteful number, since it uses less digits than its factorization.

98211997218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16368666208.

The product of its digits is 1306368, while the sum is 57.

The spelling of 98211997218 in words is "ninety-eight billion, two hundred eleven million, nine hundred ninety-seven thousand, two hundred eighteen".