505012011 has 8 divisors (see below), whose sum is σ = 769542144. Its totient is φ = 288578280.

The previous prime is 505011953. The next prime is 505012021. The reversal of 505012011 is 110210505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 505012011 - 2⁹ = 505011499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (505012021) 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, 12024075 + ... + 12024116.

It is an arithmetic number, because the mean of its divisors is an integer number (96192768).

Almost surely, 2^505012011 is an apocalyptic number.

505012011 is a deficient number, since it is larger than the sum of its proper divisors (264530133).

505012011 is a wasteful number, since it uses less digits than its factorization.

505012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24048201.

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 505012011 is about 22472.4722938977. The cubic root of 505012011 is about 796.3437375340.

Adding to 505012011 its reverse (110210505), we get a palindrome (615222516).

The spelling of 505012011 in words is "five hundred five million, twelve thousand, eleven".