108234721679 has 6 divisors (see below), whose sum is σ = 125905696704. Its totient is φ = 92772618540.

The previous prime is 108234721667. The next prime is 108234721709. The reversal of 108234721679 is 976127432801.

It is not a de Polignac number, because 108234721679 - 2⁴ = 108234721663 is a prime.

It is a super-3 number, since 3×108234721679³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108234724679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1104435887 + ... + 1104435984.

It is an arithmetic number, because the mean of its divisors is an integer number (20984282784).

Almost surely, 2^108234721679 is an apocalyptic number.

108234721679 is a deficient number, since it is larger than the sum of its proper divisors (17670975025).

108234721679 is an equidigital number, since it uses as much as digits as its factorization.

108234721679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2208871885 (or 2208871878 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 50.

The spelling of 108234721679 in words is "one hundred eight billion, two hundred thirty-four million, seven hundred twenty-one thousand, six hundred seventy-nine".