520413252832 has 48 divisors (see below), whose sum is σ = 1123950038400. Its totient is φ = 235229933440.

The previous prime is 520413252829. The next prime is 520413253001. The reversal of 520413252832 is 238252314025.

It is a junction number, because it is equal to n+sod(n) for n = 520413252791 and 520413252800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4066732 + ... + 4192747.

It is an arithmetic number, because the mean of its divisors is an integer number (23415625800).

Almost surely, 2^520413252832 is an apocalyptic number.

It is an amenable number.

520413252832 is an abundant number, since it is smaller than the sum of its proper divisors (603536785568).

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

520413252832 is a wasteful number, since it uses less digits than its factorization.

520413252832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8259679 (or 8259671 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 520413252832 its reverse (238252314025), we get a palindrome (758665566857).

The spelling of 520413252832 in words is "five hundred twenty billion, four hundred thirteen million, two hundred fifty-two thousand, eight hundred thirty-two".