520534300413 has 32 divisors (see below), whose sum is σ = 734626816000. Its totient is φ = 326938078656.

The previous prime is 520534300381. The next prime is 520534300463. The reversal of 520534300413 is 314003435025.

It is not a de Polignac number, because 520534300413 - 2⁵ = 520534300381 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520534300463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12270363 + ... + 12312711.

It is an arithmetic number, because the mean of its divisors is an integer number (22957088000).

Almost surely, 2^520534300413 is an apocalyptic number.

It is an amenable number.

520534300413 is a deficient number, since it is larger than the sum of its proper divisors (214092515587).

520534300413 is a wasteful number, since it uses less digits than its factorization.

520534300413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43561.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 520534300413 its reverse (314003435025), we get a palindrome (834537735438).

The spelling of 520534300413 in words is "five hundred twenty billion, five hundred thirty-four million, three hundred thousand, four hundred thirteen".