2106668674 has 16 divisors (see below), whose sum is σ = 3558479616. Its totient is φ = 926686800.

The previous prime is 2106668653. The next prime is 2106668677. The reversal of 2106668674 is 4768666012.

It is not an unprimeable number, because it can be changed into a prime (2106668677) 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, 1543797 + ... + 1545160.

It is an arithmetic number, because the mean of its divisors is an integer number (222404976).

Almost surely, 2^2106668674 is an apocalyptic number.

2106668674 is a deficient number, since it is larger than the sum of its proper divisors (1451810942).

2106668674 is a wasteful number, since it uses less digits than its factorization.

2106668674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3089001.

The product of its (nonzero) digits is 580608, while the sum is 46.

The square root of 2106668674 is about 45898.4604752708. The cubic root of 2106668674 is about 1281.9332509219.

The spelling of 2106668674 in words is "two billion, one hundred six million, six hundred sixty-eight thousand, six hundred seventy-four".