8269899456 has 224 divisors, whose sum is σ = 27012400128. Its totient is φ = 2174423040.

The previous prime is 8269899437. The next prime is 8269899461. The reversal of 8269899456 is 6549989628.

It is a tau number, because it is divible by the number of its divisors (224).

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 31 ways as a sum of consecutive naturals, for example, 8787946 + ... + 8788886.

It is an arithmetic number, because the mean of its divisors is an integer number (120591072).

Almost surely, 2^8269899456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8269899456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13506200064).

8269899456 is an abundant number, since it is smaller than the sum of its proper divisors (18742500672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8269899456 is a wasteful number, since it uses less digits than its factorization.

8269899456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479 (or 1469 counting only the distinct ones).

The product of its digits is 67184640, while the sum is 66.

The square root of 8269899456 is about 90938.9875465963. The cubic root of 8269899456 is about 2022.2433215544.

The spelling of 8269899456 in words is "eight billion, two hundred sixty-nine million, eight hundred ninety-nine thousand, four hundred fifty-six".