501051500 has 48 divisors (see below), whose sum is σ = 1098473376. Its totient is φ = 199656000.

The previous prime is 501051497. The next prime is 501051517. The reversal of 501051500 is 5150105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139730 + ... + 143270.

It is an arithmetic number, because the mean of its divisors is an integer number (22884862).

Almost surely, 2^501051500 is an apocalyptic number.

501051500 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 501051500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (549236688).

501051500 is an abundant number, since it is smaller than the sum of its proper divisors (597421876).

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

501051500 is a wasteful number, since it uses less digits than its factorization.

501051500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3843 (or 3831 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 17.

The square root of 501051500 is about 22384.1796811945. The cubic root of 501051500 is about 794.2565204826.

The spelling of 501051500 in words is "five hundred one million, fifty-one thousand, five hundred".