505166016 has 56 divisors (see below), whose sum is σ = 1415216880. Its totient is φ = 158482432.

The previous prime is 505166003. The next prime is 505166017. The reversal of 505166016 is 610661505.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (505166017) 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, 74121 + ... + 80648.

It is an arithmetic number, because the mean of its divisors is an integer number (25271730).

Almost surely, 2^505166016 is an apocalyptic number.

It is an amenable number.

505166016 is an abundant number, since it is smaller than the sum of its proper divisors (910050864).

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

505166016 is a wasteful number, since it uses less digits than its factorization.

505166016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154801 (or 154791 counting only the distinct ones).

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

The square root of 505166016 is about 22475.8985582334. The cubic root of 505166016 is about 796.4246784821.

The spelling of 505166016 in words is "five hundred five million, one hundred sixty-six thousand, sixteen".