3773666738 has 8 divisors (see below), whose sum is σ = 5662075932. Its totient is φ = 1886308096.

The previous prime is 3773666719. The next prime is 3773666777. The reversal of 3773666738 is 8376663773.

It can be written as a sum of positive squares in 2 ways, for example, as 2366141449 + 1407525289 = 48643^2 + 37517^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 253595 + ... + 268062.

Almost surely, 2^3773666738 is an apocalyptic number.

3773666738 is a deficient number, since it is larger than the sum of its proper divisors (1888409194).

3773666738 is a wasteful number, since it uses less digits than its factorization.

3773666738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525276.

The product of its digits is 16003008, while the sum is 56.

The square root of 3773666738 is about 61430.1777467720. The cubic root of 3773666738 is about 1556.8777594222.

The spelling of 3773666738 in words is "three billion, seven hundred seventy-three million, six hundred sixty-six thousand, seven hundred thirty-eight".