5101532520 has 128 divisors (see below), whose sum is σ = 17554026240. Its totient is φ = 1161861120.

The previous prime is 5101532483. The next prime is 5101532521. The reversal of 5101532520 is 252351015.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (5101532521) 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 31 ways as a sum of consecutive naturals, for example, 225234 + ... + 246846.

It is an arithmetic number, because the mean of its divisors is an integer number (137140830).

Almost surely, 2^5101532520 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 5101532520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8777013120).

5101532520 is an abundant number, since it is smaller than the sum of its proper divisors (12452493720).

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

5101532520 is a wasteful number, since it uses less digits than its factorization.

5101532520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21915 (or 21911 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 5101532520 is about 71425.0132656621. The cubic root of 5101532520 is about 1721.4730170299.

Adding to 5101532520 its reverse (252351015), we get a palindrome (5353883535).

The spelling of 5101532520 in words is "five billion, one hundred one million, five hundred thirty-two thousand, five hundred twenty".