520122542063 has 16 divisors (see below), whose sum is σ = 523736478720. Its totient is φ = 516521993856.

The previous prime is 520122542029. The next prime is 520122542077. The reversal of 520122542063 is 360245221025.

It is a cyclic number.

It is not a de Polignac number, because 520122542063 - 2¹⁶ = 520122476527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520122541063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215192231 + ... + 215194647.

It is an arithmetic number, because the mean of its divisors is an integer number (32733529920).

Almost surely, 2^520122542063 is an apocalyptic number.

520122542063 is a deficient number, since it is larger than the sum of its proper divisors (3613936657).

520122542063 is a wasteful number, since it uses less digits than its factorization.

520122542063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4606.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 520122542063 its reverse (360245221025), we get a palindrome (880367763088).

The spelling of 520122542063 in words is "five hundred twenty billion, one hundred twenty-two million, five hundred forty-two thousand, sixty-three".