8487968697827 has 2 divisors, whose sum is σ = 8487968697828. Its totient is φ = 8487968697826.

The previous prime is 8487968697821. The next prime is 8487968697953. The reversal of 8487968697827 is 7287968697848.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8487968697827 - 2⁴ = 8487968697811 is a prime.

It is a super-2 number, since 2×8487968697827² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8487968697821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4243984348913 + 4243984348914.

It is an arithmetic number, because the mean of its divisors is an integer number (4243984348914).

Almost surely, 2^{8487968697827} is an apocalyptic number.

8487968697827 is a deficient number, since it is larger than the sum of its proper divisors (1).

8487968697827 is an equidigital number, since it uses as much as digits as its factorization.

8487968697827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32774160384, while the sum is 89.

The spelling of 8487968697827 in words is "eight trillion, four hundred eighty-seven billion, nine hundred sixty-eight million, six hundred ninety-seven thousand, eight hundred twenty-seven".