6726666022 has 4 divisors (see below), whose sum is σ = 10089999036. Its totient is φ = 3363333010.

The previous prime is 6726665989. The next prime is 6726666041. The reversal of 6726666022 is 2206666276.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6726666022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1681666504 + ... + 1681666507.

It is an arithmetic number, because the mean of its divisors is an integer number (2522499759).

Almost surely, 2^6726666022 is an apocalyptic number.

6726666022 is a deficient number, since it is larger than the sum of its proper divisors (3363333014).

6726666022 is a wasteful number, since it uses less digits than its factorization.

6726666022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3363333013.

The product of its (nonzero) digits is 435456, while the sum is 43.

The square root of 6726666022 is about 82016.2546206543. The cubic root of 6726666022 is about 1887.7013591711.

The spelling of 6726666022 in words is "six billion, seven hundred twenty-six million, six hundred sixty-six thousand, twenty-two".