128527439063 has 2 divisors, whose sum is σ = 128527439064. Its totient is φ = 128527439062.

The previous prime is 128527439023. The next prime is 128527439087. The reversal of 128527439063 is 360934725821.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 128527439063 - 2¹⁸ = 128527176919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (128527439023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64263719531 + 64263719532.

It is an arithmetic number, because the mean of its divisors is an integer number (64263719532).

It is a 1-persistent number, because it is pandigital, but 2⋅128527439063 = 257054878126 is not.

Almost surely, 2^128527439063 is an apocalyptic number.

128527439063 is a deficient number, since it is larger than the sum of its proper divisors (1).

128527439063 is an equidigital number, since it uses as much as digits as its factorization.

128527439063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 128527439063 in words is "one hundred twenty-eight billion, five hundred twenty-seven million, four hundred thirty-nine thousand, sixty-three".