506006005511 has 4 divisors (see below), whose sum is σ = 506892181224. Its totient is φ = 505119829800.

The previous prime is 506006005487. The next prime is 506006005537. The reversal of 506006005511 is 115500600605.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 506006005511 - 2⁶ = 506006005447 is a prime.

It is a super-2 number, since 2×506006005511² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506006005111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 443087000 + ... + 443088141.

It is an arithmetic number, because the mean of its divisors is an integer number (126723045306).

Almost surely, 2^506006005511 is an apocalyptic number.

506006005511 is a deficient number, since it is larger than the sum of its proper divisors (886175713).

506006005511 is an equidigital number, since it uses as much as digits as its factorization.

506006005511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886175712.

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 506006005511 in words is "five hundred six billion, six million, five thousand, five hundred eleven".