4520252205 has 72 divisors (see below), whose sum is σ = 9132315192. Its totient is φ = 2062319616.

The previous prime is 4520252201. The next prime is 4520252221. The reversal of 4520252205 is 5022520254.

4520252205 is a `hidden beast` number, since 452 + 0 + 2 + 5 + 2 + 205 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10055241 + 4510196964 = 3171^2 + 67158^2 .

It is not a de Polignac number, because 4520252205 - 2² = 4520252201 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4520252201) 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 71 ways as a sum of consecutive naturals, for example, 1305837 + ... + 1309293.

It is an arithmetic number, because the mean of its divisors is an integer number (126837711).

Almost surely, 2^4520252205 is an apocalyptic number.

4520252205 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4520252205 is an abundant number, since it is smaller than the sum of its proper divisors (4612062987).

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

4520252205 is a wasteful number, since it uses less digits than its factorization.

4520252205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4075 (or 4065 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 4520252205 is about 67232.8208912879. The cubic root of 4520252205 is about 1653.4366333261.

Adding to 4520252205 its reverse (5022520254), we get a palindrome (9542772459).

The spelling of 4520252205 in words is "four billion, five hundred twenty million, two hundred fifty-two thousand, two hundred five".