2117359868 has 12 divisors (see below), whose sum is σ = 3990409080. Its totient is φ = 977242992.

The previous prime is 2117359847. The next prime is 2117359883. The reversal of 2117359868 is 8689537112.

It is a congruent 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, 20359178 + ... + 20359281.

It is an arithmetic number, because the mean of its divisors is an integer number (332534090).

Almost surely, 2^2117359868 is an apocalyptic number.

It is an amenable number.

2117359868 is a deficient number, since it is larger than the sum of its proper divisors (1873049212).

2117359868 is a wasteful number, since it uses less digits than its factorization.

2117359868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40718476 (or 40718474 counting only the distinct ones).

The product of its digits is 725760, while the sum is 50.

The square root of 2117359868 is about 46014.7787998595. The cubic root of 2117359868 is about 1284.0981661990.

The spelling of 2117359868 in words is "two billion, one hundred seventeen million, three hundred fifty-nine thousand, eight hundred sixty-eight".