505600501011 has 16 divisors (see below), whose sum is σ = 695934409728. Its totient is φ = 326168488800.

The previous prime is 505600501009. The next prime is 505600501019. The reversal of 505600501011 is 110105006505.

It is not a de Polignac number, because 505600501011 - 2¹ = 505600501009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (505600501019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1028941 + ... + 1438721.

It is an arithmetic number, because the mean of its divisors is an integer number (43495900608).

Almost surely, 2^505600501011 is an apocalyptic number.

505600501011 is a deficient number, since it is larger than the sum of its proper divisors (190333908717).

505600501011 is a wasteful number, since it uses less digits than its factorization.

505600501011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423082.

The product of its (nonzero) digits is 750, while the sum is 24.

Adding to 505600501011 its reverse (110105006505), we get a palindrome (615705507516).

The spelling of 505600501011 in words is "five hundred five billion, six hundred million, five hundred one thousand, eleven".