505066164 has 24 divisors (see below), whose sum is σ = 1179104640. Its totient is φ = 168267264.

The previous prime is 505066157. The next prime is 505066171. The reversal of 505066164 is 461660505.

It is an interprime number because it is at equal distance from previous prime (505066157) and next prime (505066171).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15397 + ... + 35315.

It is an arithmetic number, because the mean of its divisors is an integer number (49129360).

Almost surely, 2^505066164 is an apocalyptic number.

It is an amenable number.

505066164 is an abundant number, since it is smaller than the sum of its proper divisors (674038476).

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

505066164 is a wasteful number, since it uses less digits than its factorization.

505066164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22039 (or 22037 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 505066164 is about 22473.6771357070. The cubic root of 505066164 is about 796.3722007918.

The spelling of 505066164 in words is "five hundred five million, sixty-six thousand, one hundred sixty-four".