8198864403 has 16 divisors (see below), whose sum is σ = 11088075936. Its totient is φ = 5387869440.

The previous prime is 8198864389. The next prime is 8198864413. The reversal of 8198864403 is 3044688918.

It is not a de Polignac number, because 8198864403 - 2⁵ = 8198864371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8198864413) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 397501 + ... + 417617.

It is an arithmetic number, because the mean of its divisors is an integer number (693004746).

Almost surely, 2^8198864403 is an apocalyptic number.

8198864403 is a deficient number, since it is larger than the sum of its proper divisors (2889211533).

8198864403 is a wasteful number, since it uses less digits than its factorization.

8198864403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22054.

The product of its (nonzero) digits is 1327104, while the sum is 51.

The square root of 8198864403 is about 90547.5808787844. The cubic root of 8198864403 is about 2016.4365829105.

The spelling of 8198864403 in words is "eight billion, one hundred ninety-eight million, eight hundred sixty-four thousand, four hundred three".