8194778482 has 12 divisors (see below), whose sum is σ = 13511226078. Its totient is φ = 3724899200.

The previous prime is 8194778477. The next prime is 8194778503. The reversal of 8194778482 is 2848774918.

8194778482 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 7265687121 + 929091361 = 85239^2 + 30481^2 .

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 5 ways as a sum of consecutive naturals, for example, 16931119 + ... + 16931602.

Almost surely, 2^8194778482 is an apocalyptic number.

8194778482 is a deficient number, since it is larger than the sum of its proper divisors (5316447596).

8194778482 is a wasteful number, since it uses less digits than its factorization.

8194778482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33862745 (or 33862734 counting only the distinct ones).

The product of its digits is 7225344, while the sum is 58.

The square root of 8194778482 is about 90525.0157801698. The cubic root of 8194778482 is about 2016.1015621403.

The spelling of 8194778482 in words is "eight billion, one hundred ninety-four million, seven hundred seventy-eight thousand, four hundred eighty-two".