2668338695 has 16 divisors (see below), whose sum is σ = 3527690400. Its totient is φ = 1921392000.

The previous prime is 2668338623. The next prime is 2668338709. The reversal of 2668338695 is 5968338662.

It is not a de Polignac number, because 2668338695 - 2²² = 2664144391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2668338695.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234620 + ... + 245729.

It is an arithmetic number, because the mean of its divisors is an integer number (220480650).

Almost surely, 2^2668338695 is an apocalyptic number.

2668338695 is a deficient number, since it is larger than the sum of its proper divisors (859351705).

2668338695 is a wasteful number, since it uses less digits than its factorization.

2668338695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480466.

The product of its digits is 11197440, while the sum is 56.

The square root of 2668338695 is about 51655.9647572282. The cubic root of 2668338695 is about 1387.0123180709.

The spelling of 2668338695 in words is "two billion, six hundred sixty-eight million, three hundred thirty-eight thousand, six hundred ninety-five".