2123068768 has 12 divisors (see below), whose sum is σ = 4179791700. Its totient is φ = 1061534368.

The previous prime is 2123068763. The next prime is 2123068771. The reversal of 2123068768 is 8678603212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123068763) by changing a digit.

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 as a sum of consecutive naturals, namely, 33172918 + ... + 33172981.

It is an arithmetic number, because the mean of its divisors is an integer number (348315975).

Almost surely, 2^2123068768 is an apocalyptic number.

It is an amenable number.

2123068768 is a deficient number, since it is larger than the sum of its proper divisors (2056722932).

2123068768 is an equidigital number, since it uses as much as digits as its factorization.

2123068768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66345909 (or 66345901 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 43.

The square root of 2123068768 is about 46076.7703729330. The cubic root of 2123068768 is about 1285.2512073791.

It can be divided in two parts, 21230 and 68768, that added together give a palindrome (89998).

The spelling of 2123068768 in words is "two billion, one hundred twenty-three million, sixty-eight thousand, seven hundred sixty-eight".