501375980 has 24 divisors (see below), whose sum is σ = 1203302688. Its totient is φ = 171900288.

The previous prime is 501375977. The next prime is 501375997. The reversal of 501375980 is 89573105.

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 7 ways as a sum of consecutive naturals, for example, 1790489 + ... + 1790768.

It is an arithmetic number, because the mean of its divisors is an integer number (50137612).

Almost surely, 2^501375980 is an apocalyptic number.

It is an amenable number.

501375980 is an abundant number, since it is smaller than the sum of its proper divisors (701926708).

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

501375980 is a wasteful number, since it uses less digits than its factorization.

501375980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3581273 (or 3581271 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 38.

The square root of 501375980 is about 22391.4264842596. The cubic root of 501375980 is about 794.4279364899.

The spelling of 501375980 in words is "five hundred one million, three hundred seventy-five thousand, nine hundred eighty".