501012164 has 12 divisors (see below), whose sum is σ = 877077264. Its totient is φ = 250418664.

The previous prime is 501012119. The next prime is 501012203. The reversal of 501012164 is 461210105.

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 3 ways as a sum of consecutive naturals, for example, 7982 + ... + 32645.

It is an arithmetic number, because the mean of its divisors is an integer number (73089772).

Almost surely, 2^501012164 is an apocalyptic number.

It is an amenable number.

501012164 is a deficient number, since it is larger than the sum of its proper divisors (376065100).

501012164 is a wasteful number, since it uses less digits than its factorization.

501012164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43714 (or 43712 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 501012164 is about 22383.3010076709. The cubic root of 501012164 is about 794.2357350663.

Adding to 501012164 its reverse (461210105), we get a palindrome (962222269).

The spelling of 501012164 in words is "five hundred one million, twelve thousand, one hundred sixty-four".