2108874816659 has 24 divisors (see below), whose sum is σ = 2302259415552. Its totient is φ = 1930734973440.

The previous prime is 2108874816647. The next prime is 2108874816677. The reversal of 2108874816659 is 9566184788012.

It is not a de Polignac number, because 2108874816659 - 2⁸ = 2108874816403 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2108874816595 and 2108874816604.

It is not an unprimeable number, because it can be changed into a prime (2108874816259) 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, 80108219 + ... + 80134539.

It is an arithmetic number, because the mean of its divisors is an integer number (95927475648).

Almost surely, 2^{2108874816659} is an apocalyptic number.

2108874816659 is a deficient number, since it is larger than the sum of its proper divisors (193384598893).

2108874816659 is a wasteful number, since it uses less digits than its factorization.

2108874816659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30207 (or 30194 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 65.

The spelling of 2108874816659 in words is "two trillion, one hundred eight billion, eight hundred seventy-four million, eight hundred sixteen thousand, six hundred fifty-nine".