520224122432 has 28 divisors (see below), whose sum is σ = 1179793992960. Its totient is φ = 222953195136.

The previous prime is 520224122423. The next prime is 520224122437. The reversal of 520224122432 is 234221422025.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (28).

It is a junction number, because it is equal to n+sod(n) for n = 520224122395 and 520224122404.

It is not an unprimeable number, because it can be changed into a prime (520224122437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 580606832 + ... + 580607727.

Almost surely, 2^520224122432 is an apocalyptic number.

It is an amenable number.

520224122432 is an abundant number, since it is smaller than the sum of its proper divisors (659569870528).

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

520224122432 is a wasteful number, since it uses less digits than its factorization.

520224122432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161214578 (or 1161214568 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 520224122432 its reverse (234221422025), we get a palindrome (754445544457).

The spelling of 520224122432 in words is "five hundred twenty billion, two hundred twenty-four million, one hundred twenty-two thousand, four hundred thirty-two".