520342324013 has 8 divisors (see below), whose sum is σ = 528892815360. Its totient is φ = 511792487280.

The previous prime is 520342323971. The next prime is 520342324027. The reversal of 520342324013 is 310423243025.

It is a happy number.

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 520342324013 - 2⁸ = 520342323757 is a prime.

It is a super-2 number, since 2×520342324013² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520342324043) 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, 1592756 + ... + 1891442.

It is an arithmetic number, because the mean of its divisors is an integer number (66111601920).

Almost surely, 2^520342324013 is an apocalyptic number.

It is an amenable number.

520342324013 is a deficient number, since it is larger than the sum of its proper divisors (8550491347).

520342324013 is a wasteful number, since it uses less digits than its factorization.

520342324013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327307.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 520342324013 its reverse (310423243025), we get a palindrome (830765567038).

The spelling of 520342324013 in words is "five hundred twenty billion, three hundred forty-two million, three hundred twenty-four thousand, thirteen".