527380264877891 has 2 divisors, whose sum is σ = 527380264877892. Its totient is φ = 527380264877890.

The previous prime is 527380264877749. The next prime is 527380264877903. The reversal of 527380264877891 is 198778462083725.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 527380264877891 - 2¹⁰ = 527380264876867 is a prime.

It is not a weakly prime, because it can be changed into another prime (527380264877491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263690132438945 + 263690132438946.

It is an arithmetic number, because the mean of its divisors is an integer number (263690132438946).

It is a 1-persistent number, because it is pandigital, but 2⋅527380264877891 = 1054760529755782 is not.

Almost surely, 2^{527380264877891} is an apocalyptic number.

527380264877891 is a deficient number, since it is larger than the sum of its proper divisors (1).

527380264877891 is an equidigital number, since it uses as much as digits as its factorization.

527380264877891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2275983360, while the sum is 77.

The spelling of 527380264877891 in words is "five hundred twenty-seven trillion, three hundred eighty billion, two hundred sixty-four million, eight hundred seventy-seven thousand, eight hundred ninety-one".