505467228666 has 32 divisors (see below), whose sum is σ = 1040008844160. Its totient is φ = 163705074624.

The previous prime is 505467228659. The next prime is 505467228691. The reversal of 505467228666 is 666822764505.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7683361 + ... + 7748868.

It is an arithmetic number, because the mean of its divisors is an integer number (32500276380).

Almost surely, 2^505467228666 is an apocalyptic number.

505467228666 is an abundant number, since it is smaller than the sum of its proper divisors (534541615494).

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

505467228666 is a wasteful number, since it uses less digits than its factorization.

505467228666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15432390.

The product of its (nonzero) digits is 29030400, while the sum is 57.

The spelling of 505467228666 in words is "five hundred five billion, four hundred sixty-seven million, two hundred twenty-eight thousand, six hundred sixty-six".