108406823995 has 4 divisors (see below), whose sum is σ = 130088188800. Its totient is φ = 86725459192.

The previous prime is 108406823977. The next prime is 108406823999. The reversal of 108406823995 is 599328604801.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 108406823995 - 2¹⁹ = 108406299707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (108406823999) 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, 10840682395 + ... + 10840682404.

It is an arithmetic number, because the mean of its divisors is an integer number (32522047200).

Almost surely, 2^108406823995 is an apocalyptic number.

108406823995 is a deficient number, since it is larger than the sum of its proper divisors (21681364805).

108406823995 is an equidigital number, since it uses as much as digits as its factorization.

108406823995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21681364804.

The product of its (nonzero) digits is 3732480, while the sum is 55.

The spelling of 108406823995 in words is "one hundred eight billion, four hundred six million, eight hundred twenty-three thousand, nine hundred ninety-five".