8269428663 has 12 divisors (see below), whose sum is σ = 11948074320. Its totient is φ = 5511409056.

The previous prime is 8269428649. The next prime is 8269428683. The reversal of 8269428663 is 3668249628.

It is not a de Polignac number, because 8269428663 - 2⁸ = 8269428407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8269428683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94198 + ... + 159411.

It is an arithmetic number, because the mean of its divisors is an integer number (995672860).

Almost surely, 2^8269428663 is an apocalyptic number.

8269428663 is a deficient number, since it is larger than the sum of its proper divisors (3678645657).

8269428663 is a wasteful number, since it uses less digits than its factorization.

8269428663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257238 (or 257235 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 54.

The square root of 8269428663 is about 90936.3989995205. The cubic root of 8269428663 is about 2022.2049463975.

The spelling of 8269428663 in words is "eight billion, two hundred sixty-nine million, four hundred twenty-eight thousand, six hundred sixty-three".