505706548011 has 16 divisors (see below), whose sum is σ = 780354892800. Its totient is φ = 285317255808.

The previous prime is 505706547953. The next prime is 505706548057. The reversal of 505706548011 is 110845607505.

It is not a de Polignac number, because 505706548011 - 2¹⁷ = 505706416939 is a prime.

It is a super-2 number, since 2×505706548011² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (505706548811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152411406 + ... + 152414723.

It is an arithmetic number, because the mean of its divisors is an integer number (48772180800).

Almost surely, 2^505706548011 is an apocalyptic number.

505706548011 is a deficient number, since it is larger than the sum of its proper divisors (274648344789).

505706548011 is a wasteful number, since it uses less digits than its factorization.

505706548011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304826218.

The product of its (nonzero) digits is 168000, while the sum is 42.

The spelling of 505706548011 in words is "five hundred five billion, seven hundred six million, five hundred forty-eight thousand, eleven".