3778133768 has 48 divisors (see below), whose sum is σ = 7311472080. Its totient is φ = 1829282112.

The previous prime is 3778133767. The next prime is 3778133791. The reversal of 3778133768 is 8673318773.

It is not an unprimeable number, because it can be changed into a prime (3778133767) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13350155 + ... + 13350437.

It is an arithmetic number, because the mean of its divisors is an integer number (152322335).

Almost surely, 2^3778133768 is an apocalyptic number.

It is an amenable number.

3778133768 is a deficient number, since it is larger than the sum of its proper divisors (3533338312).

3778133768 is a wasteful number, since it uses less digits than its factorization.

3778133768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726 (or 525 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 53.

The square root of 3778133768 is about 61466.5255891367. The cubic root of 3778133768 is about 1557.4918286017.

The spelling of 3778133768 in words is "three billion, seven hundred seventy-eight million, one hundred thirty-three thousand, seven hundred sixty-eight".