501560166 has 16 divisors (see below), whose sum is σ = 1003464000. Its totient is φ = 167129448.

The previous prime is 501560161. The next prime is 501560173. The reversal of 501560166 is 661065105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501560161) by changing a digit.

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, 7125 + ... + 32463.

It is an arithmetic number, because the mean of its divisors is an integer number (62716500).

Almost surely, 2^501560166 is an apocalyptic number.

501560166 is an abundant number, since it is smaller than the sum of its proper divisors (501903834).

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

501560166 is a wasteful number, since it uses less digits than its factorization.

501560166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28643.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 501560166 is about 22395.5389754299. The cubic root of 501560166 is about 794.5252052035.

The spelling of 501560166 in words is "five hundred one million, five hundred sixty thousand, one hundred sixty-six".