520012545512479 has 2 divisors, whose sum is σ = 520012545512480. Its totient is φ = 520012545512478.

The previous prime is 520012545512443. The next prime is 520012545512563. The reversal of 520012545512479 is 974215545210025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 520012545512479 - 2⁹ = 520012545511967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520012545512419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260006272756239 + 260006272756240.

It is an arithmetic number, because the mean of its divisors is an integer number (260006272756240).

Almost surely, 2^{520012545512479} is an apocalyptic number.

520012545512479 is a deficient number, since it is larger than the sum of its proper divisors (1).

520012545512479 is an equidigital number, since it uses as much as digits as its factorization.

520012545512479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040000, while the sum is 52.

The spelling of 520012545512479 in words is "five hundred twenty trillion, twelve billion, five hundred forty-five million, five hundred twelve thousand, four hundred seventy-nine".