8499255705 has 12 divisors (see below), whose sum is σ = 14732043300. Its totient is φ = 4532936352.

The previous prime is 8499255701. The next prime is 8499255733. The reversal of 8499255705 is 5075529948.

8499255705 is a `hidden beast` number, since 8 + 49 + 9 + 25 + 570 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4211101449 + 4288154256 = 64893^2 + 65484^2 .

It is not a de Polignac number, because 8499255705 - 2² = 8499255701 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8499255701) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94436130 + ... + 94436219.

It is an arithmetic number, because the mean of its divisors is an integer number (1227670275).

Almost surely, 2^8499255705 is an apocalyptic number.

It is an amenable number.

8499255705 is a deficient number, since it is larger than the sum of its proper divisors (6232787595).

8499255705 is a wasteful number, since it uses less digits than its factorization.

8499255705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188872360 (or 188872357 counting only the distinct ones).

The product of its (nonzero) digits is 4536000, while the sum is 54.

The square root of 8499255705 is about 92191.4079781842. The cubic root of 8499255705 is about 2040.7679814653.

The spelling of 8499255705 in words is "eight billion, four hundred ninety-nine million, two hundred fifty-five thousand, seven hundred five".