5326131520 has 56 divisors (see below), whose sum is σ = 12746736000. Its totient is φ = 2119721472.

The previous prime is 5326131511. The next prime is 5326131563. The reversal of 5326131520 is 251316235.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21861 + ... + 105499.

Almost surely, 2^5326131520 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 5326131520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6373368000).

5326131520 is an abundant number, since it is smaller than the sum of its proper divisors (7420604480).

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

5326131520 is a wasteful number, since it uses less digits than its factorization.

5326131520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83855 (or 83845 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 5326131520 is about 72980.3502321001. The cubic root of 5326131520 is about 1746.3741547987.

Adding to 5326131520 its reverse (251316235), we get a palindrome (5577447755).

The spelling of 5326131520 in words is "five billion, three hundred twenty-six million, one hundred thirty-one thousand, five hundred twenty".