500505051111 has 16 divisors (see below), whose sum is σ = 736202554080. Its totient is φ = 300490836480.

The previous prime is 500505051103. The next prime is 500505051139. The reversal of 500505051111 is 111150505005.

It is not a de Polignac number, because 500505051111 - 2³ = 500505051103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500505051181) 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, 156504046 + ... + 156507243.

It is an arithmetic number, because the mean of its divisors is an integer number (46012659630).

Almost surely, 2^500505051111 is an apocalyptic number.

500505051111 is a deficient number, since it is larger than the sum of its proper divisors (235697502969).

500505051111 is a wasteful number, since it uses less digits than its factorization.

500505051111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313011346.

The product of its (nonzero) digits is 625, while the sum is 24.

Adding to 500505051111 its reverse (111150505005), we get a palindrome (611655556116).

The spelling of 500505051111 in words is "five hundred billion, five hundred five million, fifty-one thousand, one hundred eleven".