108186478682 has 8 divisors (see below), whose sum is σ = 166237760052. Its totient is φ = 52773892000.

The previous prime is 108186478681. The next prime is 108186478693. The reversal of 108186478682 is 286874681801.

108186478682 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 106831576201 + 1354902481 = 326851^2 + 36809^2 .

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

It is a super-2 number, since 2×108186478682² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (108186478681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 659673569 + ... + 659673732.

Almost surely, 2^108186478682 is an apocalyptic number.

108186478682 is a deficient number, since it is larger than the sum of its proper divisors (58051281370).

108186478682 is a wasteful number, since it uses less digits than its factorization.

108186478682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319347344.

The product of its (nonzero) digits is 8257536, while the sum is 59.

The spelling of 108186478682 in words is "one hundred eight billion, one hundred eighty-six million, four hundred seventy-eight thousand, six hundred eighty-two".