108284735985 has 8 divisors (see below), whose sum is σ = 173255577600. Its totient is φ = 57751859184.

The previous prime is 108284735983. The next prime is 108284735987. The reversal of 108284735985 is 589537482801.

It is an interprime number because it is at equal distance from previous prime (108284735983) and next prime (108284735987).

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

It is not a de Polignac number, because 108284735985 - 2¹ = 108284735983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (108284735983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3609491185 + ... + 3609491214.

It is an arithmetic number, because the mean of its divisors is an integer number (21656947200).

Almost surely, 2^108284735985 is an apocalyptic number.

108284735985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

108284735985 is a deficient number, since it is larger than the sum of its proper divisors (64970841615).

108284735985 is an equidigital number, since it uses as much as digits as its factorization.

108284735985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7218982407.

The product of its (nonzero) digits is 19353600, while the sum is 60.

The spelling of 108284735985 in words is "one hundred eight billion, two hundred eighty-four million, seven hundred thirty-five thousand, nine hundred eighty-five".