5565000253 has 4 divisors (see below), whose sum is σ = 5573221020. Its totient is φ = 5556779488.

The previous prime is 5565000251. The next prime is 5565000271. The reversal of 5565000253 is 3520005655.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3520005655 = 5 ⋅704001131.

It can be written as a sum of positive squares in 2 ways, for example, as 5553528484 + 11471769 = 74522^2 + 3387^2 .

It is a cyclic number.

It is not a de Polignac number, because 5565000253 - 2¹ = 5565000251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5565000251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4109368 + ... + 4110721.

It is an arithmetic number, because the mean of its divisors is an integer number (1393305255).

Almost surely, 2^5565000253 is an apocalyptic number.

It is an amenable number.

5565000253 is a deficient number, since it is larger than the sum of its proper divisors (8220767).

5565000253 is an equidigital number, since it uses as much as digits as its factorization.

5565000253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8220766.

The product of its (nonzero) digits is 22500, while the sum is 31.

The square root of 5565000253 is about 74598.9293019679. The cubic root of 5565000253 is about 1772.1006959586.

The spelling of 5565000253 in words is "five billion, five hundred sixty-five million, two hundred fifty-three", and thus it is an aban number.