5305140520 has 64 divisors (see below), whose sum is σ = 12445747200. Its totient is φ = 2032692480.

The previous prime is 5305140493. The next prime is 5305140521. The reversal of 5305140520 is 250415035.

It is not an unprimeable number, because it can be changed into a prime (5305140521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 129315 + ... + 165325.

It is an arithmetic number, because the mean of its divisors is an integer number (194464800).

Almost surely, 2^5305140520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5305140520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6222873600).

5305140520 is an abundant number, since it is smaller than the sum of its proper divisors (7140606680).

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

5305140520 is a wasteful number, since it uses less digits than its factorization.

5305140520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36178 (or 36174 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 5305140520 is about 72836.3955725433. The cubic root of 5305140520 is about 1744.0769024880.

Adding to 5305140520 its reverse (250415035), we get a palindrome (5555555555).

The spelling of 5305140520 in words is "five billion, three hundred five million, one hundred forty thousand, five hundred twenty".