501053538 has 16 divisors (see below), whose sum is σ = 1026549216. Its totient is φ = 162944160.

The previous prime is 501053513. The next prime is 501053557. The reversal of 501053538 is 835350105.

It is a Curzon number.

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, 1018156 + ... + 1018647.

It is an arithmetic number, because the mean of its divisors is an integer number (64159326).

Almost surely, 2^501053538 is an apocalyptic number.

501053538 is an abundant number, since it is smaller than the sum of its proper divisors (525495678).

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

501053538 is a wasteful number, since it uses less digits than its factorization.

501053538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036849.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 501053538 is about 22384.2252043710. The cubic root of 501053538 is about 794.2575973464.

The spelling of 501053538 in words is "five hundred one million, fifty-three thousand, five hundred thirty-eight".