501166160 has 40 divisors (see below), whose sum is σ = 1271141856. Its totient is φ = 182241920.

The previous prime is 501166111. The next prime is 501166163. The reversal of 501166160 is 61661105.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501166163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283874 + ... + 285633.

Almost surely, 2^501166160 is an apocalyptic number.

It is an amenable number.

501166160 is an abundant number, since it is smaller than the sum of its proper divisors (769975696).

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

501166160 is a wasteful number, since it uses less digits than its factorization.

501166160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569531 (or 569525 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 501166160 is about 22386.7407185593. The cubic root of 501166160 is about 794.3171014188.

It can be divided in two parts, 501 and 166160, that added together give a palindrome (166661).

The spelling of 501166160 in words is "five hundred one million, one hundred sixty-six thousand, one hundred sixty".