505012012 has 12 divisors (see below), whose sum is σ = 922196016. Its totient is φ = 241527440.

The previous prime is 505011953. The next prime is 505012021. The reversal of 505012012 is 210210505.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2744539 + ... + 2744722.

It is an arithmetic number, because the mean of its divisors is an integer number (76849668).

Almost surely, 2^505012012 is an apocalyptic number.

It is an amenable number.

505012012 is a deficient number, since it is larger than the sum of its proper divisors (417184004).

505012012 is a wasteful number, since it uses less digits than its factorization.

505012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5489288 (or 5489286 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 505012012 is about 22472.4723161471. The cubic root of 505012012 is about 796.3437380596.

Adding to 505012012 its reverse (210210505), we get a palindrome (715222517).

The spelling of 505012012 in words is "five hundred five million, twelve thousand, twelve".