8063780168 has 16 divisors (see below), whose sum is σ = 15158461500. Its totient is φ = 4021523776.

The previous prime is 8063780161. The next prime is 8063780227. The reversal of 8063780168 is 8610873608.

It can be written as a sum of positive squares in 2 ways, for example, as 7347575524 + 716204644 = 85718^2 + 26762^2 .

It is not an unprimeable number, because it can be changed into a prime (8063780161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1292483 + ... + 1298706.

Almost surely, 2^8063780168 is an apocalyptic number.

It is an amenable number.

8063780168 is a deficient number, since it is larger than the sum of its proper divisors (7094681332).

8063780168 is a wasteful number, since it uses less digits than its factorization.

8063780168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2591584 (or 2591580 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 47.

The square root of 8063780168 is about 89798.5532622881. The cubic root of 8063780168 is about 2005.3009515433.

The spelling of 8063780168 in words is "eight billion, sixty-three million, seven hundred eighty thousand, one hundred sixty-eight".