89111111111198 has 16 divisors (see below), whose sum is σ = 145818967183344. Its totient is φ = 40504832348160.

The previous prime is 89111111111173. The next prime is 89111111111221.

89111111111198 is nontrivially palindromic in base 10.

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, 6694115 + ... + 14934302.

It is an arithmetic number, because the mean of its divisors is an integer number (9113685448959).

Almost surely, 2^{89111111111198} is an apocalyptic number.

89111111111198 is a deficient number, since it is larger than the sum of its proper divisors (56707856072146).

89111111111198 is a wasteful number, since it uses less digits than its factorization.

89111111111198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21815707.

The product of its digits is 5184, while the sum is 44.

The spelling of 89111111111198 in words is "eighty-nine trillion, one hundred eleven billion, one hundred eleven million, one hundred eleven thousand, one hundred ninety-eight".