2668938113 has 8 divisors (see below), whose sum is σ = 2815759200. Its totient is φ = 2522752128.

The previous prime is 2668938109. The next prime is 2668938127. The reversal of 2668938113 is 3118398662.

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

It is a cyclic number.

It is not a de Polignac number, because 2668938113 - 2² = 2668938109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2668932113) 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, 150128 + ... + 166961.

It is an arithmetic number, because the mean of its divisors is an integer number (351969900).

Almost surely, 2^2668938113 is an apocalyptic number.

It is an amenable number.

2668938113 is a deficient number, since it is larger than the sum of its proper divisors (146821087).

2668938113 is a wasteful number, since it uses less digits than its factorization.

2668938113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317551.

The product of its digits is 373248, while the sum is 47.

The square root of 2668938113 is about 51661.7664525711. The cubic root of 2668938113 is about 1387.1161701922.

The spelling of 2668938113 in words is "two billion, six hundred sixty-eight million, nine hundred thirty-eight thousand, one hundred thirteen".