2105068436517 has 8 divisors (see below), whose sum is σ = 2872031355424. Its totient is φ = 1370742237648.

The previous prime is 2105068436503. The next prime is 2105068436543. The reversal of 2105068436517 is 7156348605012.

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

It is not a de Polignac number, because 2105068436517 - 2⁷ = 2105068436389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2105068436587) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8159179858 + ... + 8159180115.

It is an arithmetic number, because the mean of its divisors is an integer number (359003919428).

Almost surely, 2^{2105068436517} is an apocalyptic number.

It is an amenable number.

2105068436517 is a deficient number, since it is larger than the sum of its proper divisors (766962918907).

2105068436517 is a wasteful number, since it uses less digits than its factorization.

2105068436517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16318360019.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 2105068436517 in words is "two trillion, one hundred five billion, sixty-eight million, four hundred thirty-six thousand, five hundred seventeen".