2208042686517 has 16 divisors (see below), whose sum is σ = 3032741659200. Its totient is φ = 1428145592832.

The previous prime is 2208042686501. The next prime is 2208042686543. The reversal of 2208042686517 is 7156862408022.

It is not a de Polignac number, because 2208042686517 - 2⁴ = 2208042686501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2208042686517.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2208042688517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57419068 + ... + 57457509.

It is an arithmetic number, because the mean of its divisors is an integer number (189546353700).

Almost surely, 2^{2208042686517} is an apocalyptic number.

It is an amenable number.

2208042686517 is a deficient number, since it is larger than the sum of its proper divisors (824698972683).

2208042686517 is a wasteful number, since it uses less digits than its factorization.

2208042686517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114876772.

The product of its (nonzero) digits is 2580480, while the sum is 51.

The spelling of 2208042686517 in words is "two trillion, two hundred eight billion, forty-two million, six hundred eighty-six thousand, five hundred seventeen".