501325500 has 192 divisors, whose sum is σ = 1608542208. Its totient is φ = 120556800.

The previous prime is 501325471. The next prime is 501325501. The reversal of 501325500 is 5523105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501325501) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 916227 + ... + 916773.

It is an arithmetic number, because the mean of its divisors is an integer number (8377824).

Almost surely, 2^501325500 is an apocalyptic number.

501325500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 501325500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (804271104).

501325500 is an abundant number, since it is smaller than the sum of its proper divisors (1107216708).

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

501325500 is a wasteful number, since it uses less digits than its factorization.

501325500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629 (or 617 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 501325500 is about 22390.2992387328. The cubic root of 501325500 is about 794.4012738190.

Adding to 501325500 its reverse (5523105), we get a palindrome (506848605).

The spelling of 501325500 in words is "five hundred one million, three hundred twenty-five thousand, five hundred".