827036087491 has 2 divisors, whose sum is σ = 827036087492. Its totient is φ = 827036087490.

The previous prime is 827036087473. The next prime is 827036087497. The reversal of 827036087491 is 194780630728.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 827036087491 - 2⁵ = 827036087459 is a prime.

It is not a weakly prime, because it can be changed into another prime (827036087497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413518043745 + 413518043746.

It is an arithmetic number, because the mean of its divisors is an integer number (413518043746).

Almost surely, 2^827036087491 is an apocalyptic number.

827036087491 is a deficient number, since it is larger than the sum of its proper divisors (1).

827036087491 is an equidigital number, since it uses as much as digits as its factorization.

827036087491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4064256, while the sum is 55.

The spelling of 827036087491 in words is "eight hundred twenty-seven billion, thirty-six million, eighty-seven thousand, four hundred ninety-one".