3668738812 has 12 divisors (see below), whose sum is σ = 6427377880. Its totient is φ = 1832345136.

The previous prime is 3668738797. The next prime is 3668738833. The reversal of 3668738812 is 2188378663.

It is a self number, because there is not a number n which added to its sum of digits gives 3668738812.

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 3 ways as a sum of consecutive naturals, for example, 501987 + ... + 509242.

Almost surely, 2^3668738812 is an apocalyptic number.

It is an amenable number.

3668738812 is a deficient number, since it is larger than the sum of its proper divisors (2758639068).

3668738812 is a wasteful number, since it uses less digits than its factorization.

3668738812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012140 (or 1012138 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 52.

The square root of 3668738812 is about 60570.1148422223. The cubic root of 3668738812 is about 1542.3120962073.

The spelling of 3668738812 in words is "three billion, six hundred sixty-eight million, seven hundred thirty-eight thousand, eight hundred twelve".