108866682198 has 48 divisors (see below), whose sum is σ = 243521980416. Its totient is φ = 35113206960.

The previous prime is 108866682193. The next prime is 108866682203. The reversal of 108866682198 is 891286668801.

It is an interprime number because it is at equal distance from previous prime (108866682193) and next prime (108866682203).

It is a super-2 number, since 2×108866682198² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108866682193) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6767761 + ... + 6783827.

It is an arithmetic number, because the mean of its divisors is an integer number (5073374592).

Almost surely, 2^108866682198 is an apocalyptic number.

108866682198 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

108866682198 is an abundant number, since it is smaller than the sum of its proper divisors (134655298218).

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

108866682198 is a wasteful number, since it uses less digits than its factorization.

108866682198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28249 (or 28246 counting only the distinct ones).

The product of its (nonzero) digits is 15925248, while the sum is 63.

The spelling of 108866682198 in words is "one hundred eight billion, eight hundred sixty-six million, six hundred eighty-two thousand, one hundred ninety-eight".