2108844545435 has 4 divisors (see below), whose sum is σ = 2530613454528. Its totient is φ = 1687075636344.

The previous prime is 2108844545419. The next prime is 2108844545513. The reversal of 2108844545435 is 5345454488012.

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 2108844545435 - 2⁴ = 2108844545419 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210884454539 + ... + 210884454548.

It is an arithmetic number, because the mean of its divisors is an integer number (632653363632).

Almost surely, 2^{2108844545435} is an apocalyptic number.

2108844545435 is a deficient number, since it is larger than the sum of its proper divisors (421768909093).

2108844545435 is an equidigital number, since it uses as much as digits as its factorization.

2108844545435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421768909092.

The product of its (nonzero) digits is 12288000, while the sum is 53.

The spelling of 2108844545435 in words is "two trillion, one hundred eight billion, eight hundred forty-four million, five hundred forty-five thousand, four hundred thirty-five".