520000322424 has 64 divisors (see below), whose sum is σ = 1437609911040. Its totient is φ = 155417276160.

The previous prime is 520000322377. The next prime is 520000322449. The reversal of 520000322424 is 424223000025.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 520000322394 and 520000322403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13471812 + ... + 13510355.

It is an arithmetic number, because the mean of its divisors is an integer number (22462654860).

Almost surely, 2^520000322424 is an apocalyptic number.

It is an amenable number.

520000322424 is an abundant number, since it is smaller than the sum of its proper divisors (917609588616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

520000322424 is a wasteful number, since it uses less digits than its factorization.

520000322424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26982260 (or 26982256 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

Adding to 520000322424 its reverse (424223000025), we get a palindrome (944223322449).

The spelling of 520000322424 in words is "five hundred twenty billion, three hundred twenty-two thousand, four hundred twenty-four".