8263323057 has 32 divisors (see below), whose sum is σ = 12268984320. Its totient is φ = 4904712000.

The previous prime is 8263323049. The next prime is 8263323083. The reversal of 8263323057 is 7503233628.

It is not a de Polignac number, because 8263323057 - 2³ = 8263323049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8263323097) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 519807 + ... + 535467.

It is an arithmetic number, because the mean of its divisors is an integer number (383405760).

Almost surely, 2^8263323057 is an apocalyptic number.

It is an amenable number.

8263323057 is a deficient number, since it is larger than the sum of its proper divisors (4005661263).

8263323057 is a wasteful number, since it uses less digits than its factorization.

8263323057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16005.

The product of its (nonzero) digits is 181440, while the sum is 39.

The square root of 8263323057 is about 90902.8220519033. The cubic root of 8263323057 is about 2021.7071358437.

The spelling of 8263323057 in words is "eight billion, two hundred sixty-three million, three hundred twenty-three thousand, fifty-seven".