520504542500201 has 16 divisors (see below), whose sum is σ = 598152301219200. Its totient is φ = 443679303824640.

The previous prime is 520504542500171. The next prime is 520504542500227. The reversal of 520504542500201 is 102005245405025.

It is a cyclic number.

It is not a de Polignac number, because 520504542500201 - 2¹⁴ = 520504542483817 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (520504542500231) 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, 238817825 + ... + 240987473.

It is an arithmetic number, because the mean of its divisors is an integer number (37384518826200).

Almost surely, 2^{520504542500201} is an apocalyptic number.

It is an amenable number.

520504542500201 is a deficient number, since it is larger than the sum of its proper divisors (77647758718999).

520504542500201 is a wasteful number, since it uses less digits than its factorization.

520504542500201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2359184.

The product of its (nonzero) digits is 80000, while the sum is 35.

Adding to 520504542500201 its reverse (102005245405025), we get a palindrome (622509787905226).

The spelling of 520504542500201 in words is "five hundred twenty trillion, five hundred four billion, five hundred forty-two million, five hundred thousand, two hundred one".