528450085819 has 2 divisors, whose sum is σ = 528450085820. Its totient is φ = 528450085818.

The previous prime is 528450085817. The next prime is 528450085859. The reversal of 528450085819 is 918580054825.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 528450085819 - 2¹ = 528450085817 is a prime.

It is a super-2 number, since 2×528450085819² (a number of 24 digits) contains 22 as substring.

Together with 528450085817, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 528450085819.

It is not a weakly prime, because it can be changed into another prime (528450085811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264225042909 + 264225042910.

It is an arithmetic number, because the mean of its divisors is an integer number (264225042910).

Almost surely, 2^528450085819 is an apocalyptic number.

528450085819 is a deficient number, since it is larger than the sum of its proper divisors (1).

528450085819 is an equidigital number, since it uses as much as digits as its factorization.

528450085819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608000, while the sum is 55.

The spelling of 528450085819 in words is "five hundred twenty-eight billion, four hundred fifty million, eighty-five thousand, eight hundred nineteen".