520455060023 has 2 divisors, whose sum is σ = 520455060024. Its totient is φ = 520455060022.

The previous prime is 520455060017. The next prime is 520455060091. The reversal of 520455060023 is 320060554025.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 520455060023 - 2¹² = 520455055927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (520475060023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260227530011 + 260227530012.

It is an arithmetic number, because the mean of its divisors is an integer number (260227530012).

Almost surely, 2^520455060023 is an apocalyptic number.

520455060023 is a deficient number, since it is larger than the sum of its proper divisors (1).

520455060023 is an equidigital number, since it uses as much as digits as its factorization.

520455060023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000, while the sum is 32.

The spelling of 520455060023 in words is "five hundred twenty billion, four hundred fifty-five million, sixty thousand, twenty-three".