505205526011 has 4 divisors (see below), whose sum is σ = 510207561024. Its totient is φ = 500203491000.

The previous prime is 505205525999. The next prime is 505205526053. The reversal of 505205526011 is 110625502505.

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 505205526011 - 2⁶ = 505205525947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505205529011) 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, 2501017355 + ... + 2501017556.

It is an arithmetic number, because the mean of its divisors is an integer number (127551890256).

Almost surely, 2^505205526011 is an apocalyptic number.

505205526011 is a deficient number, since it is larger than the sum of its proper divisors (5002035013).

505205526011 is a wasteful number, since it uses less digits than its factorization.

505205526011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5002035012.

The product of its (nonzero) digits is 15000, while the sum is 32.

The spelling of 505205526011 in words is "five hundred five billion, two hundred five million, five hundred twenty-six thousand, eleven".