520355042411 has 2 divisors, whose sum is σ = 520355042412. Its totient is φ = 520355042410.

The previous prime is 520355042393. The next prime is 520355042413. The reversal of 520355042411 is 114240553025.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 520355042411 - 2¹⁰ = 520355041387 is a prime.

Together with 520355042413, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (520355042413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260177521205 + 260177521206.

It is an arithmetic number, because the mean of its divisors is an integer number (260177521206).

Almost surely, 2^520355042411 is an apocalyptic number.

520355042411 is a deficient number, since it is larger than the sum of its proper divisors (1).

520355042411 is an equidigital number, since it uses as much as digits as its factorization.

520355042411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 520355042411 its reverse (114240553025), we get a palindrome (634595595436).

The spelling of 520355042411 in words is "five hundred twenty billion, three hundred fifty-five million, forty-two thousand, four hundred eleven".