3768668672 has 20 divisors (see below), whose sum is σ = 7529977686. Its totient is φ = 1884334080.

The previous prime is 3768668593. The next prime is 3768668689. The reversal of 3768668672 is 2768668673.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3045273856 + 723394816 = 55184^2 + 26896^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3679829 + ... + 3680852.

Almost surely, 2^3768668672 is an apocalyptic number.

3768668672 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3768668672 is a deficient number, since it is larger than the sum of its proper divisors (3761309014).

3768668672 is an frugal number, since it uses more digits than its factorization.

3768668672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7360699 (or 7360683 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 59.

The square root of 3768668672 is about 61389.4833990318. The cubic root of 3768668672 is about 1556.1901156142.

Subtracting from 3768668672 its reverse (2768668673), we obtain a palindrome (999999999).

The spelling of 3768668672 in words is "three billion, seven hundred sixty-eight million, six hundred sixty-eight thousand, six hundred seventy-two".