520500340011 has 8 divisors (see below), whose sum is σ = 694004017104. Its totient is φ = 346998444800.

The previous prime is 520500339991. The next prime is 520500340033. The reversal of 520500340011 is 110043005025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 520500340011 - 2⁵ = 520500339979 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 520500340011.

It is not an unprimeable number, because it can be changed into a prime (520500340111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 560911 + ... + 1164311.

It is an arithmetic number, because the mean of its divisors is an integer number (86750502138).

Almost surely, 2^520500340011 is an apocalyptic number.

520500340011 is a deficient number, since it is larger than the sum of its proper divisors (173503677093).

520500340011 is a wasteful number, since it uses less digits than its factorization.

520500340011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890941.

The product of its (nonzero) digits is 600, while the sum is 21.

Adding to 520500340011 its reverse (110043005025), we get a palindrome (630543345036).

The spelling of 520500340011 in words is "five hundred twenty billion, five hundred million, three hundred forty thousand, eleven".