5250560509 has 4 divisors (see below), whose sum is σ = 5339553120. Its totient is φ = 5161567900.

The previous prime is 5250560507. The next prime is 5250560527. The reversal of 5250560509 is 9050650525.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5250560509 - 2¹ = 5250560507 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 (5250560501) 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, 44496217 + ... + 44496334.

It is an arithmetic number, because the mean of its divisors is an integer number (1334888280).

Almost surely, 2^5250560509 is an apocalyptic number.

5250560509 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

5250560509 is a deficient number, since it is larger than the sum of its proper divisors (88992611).

5250560509 is an equidigital number, since it uses as much as digits as its factorization.

5250560509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88992610.

The product of its (nonzero) digits is 67500, while the sum is 37.

The square root of 5250560509 is about 72460.7515072815. The cubic root of 5250560509 is about 1738.0751724396.

The spelling of 5250560509 in words is "five billion, two hundred fifty million, five hundred sixty thousand, five hundred nine".