505055505011 has 4 divisors (see below), whose sum is σ = 505088208024. Its totient is φ = 505022802000.

The previous prime is 505055504981. The next prime is 505055505041. The reversal of 505055505011 is 110505550505.

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

It is an interprime number because it is at equal distance from previous prime (505055504981) and next prime (505055505041).

It is a cyclic number.

It is not a de Polignac number, because 505055505011 - 2¹⁴ = 505055488627 is a prime.

It is a super-2 number, since 2×505055505011² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505055505041) 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, 16328330 + ... + 16359231.

It is an arithmetic number, because the mean of its divisors is an integer number (126272052006).

Almost surely, 2^505055505011 is an apocalyptic number.

505055505011 is a deficient number, since it is larger than the sum of its proper divisors (32703013).

505055505011 is a wasteful number, since it uses less digits than its factorization.

505055505011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32703012.

The product of its (nonzero) digits is 15625, while the sum is 32.

The spelling of 505055505011 in words is "five hundred five billion, fifty-five million, five hundred five thousand, eleven".