8487344906867 has 2 divisors, whose sum is σ = 8487344906868. Its totient is φ = 8487344906866.

The previous prime is 8487344906851. The next prime is 8487344906891. The reversal of 8487344906867 is 7686094437848.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8487344906867 - 2⁴ = 8487344906851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8487344906794 and 8487344906803.

It is not a weakly prime, because it can be changed into another prime (8487344906167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4243672453433 + 4243672453434.

It is an arithmetic number, because the mean of its divisors is an integer number (4243672453434).

Almost surely, 2^{8487344906867} is an apocalyptic number.

8487344906867 is a deficient number, since it is larger than the sum of its proper divisors (1).

8487344906867 is an equidigital number, since it uses as much as digits as its factorization.

8487344906867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1560674304, while the sum is 74.

The spelling of 8487344906867 in words is "eight trillion, four hundred eighty-seven billion, three hundred forty-four million, nine hundred six thousand, eight hundred sixty-seven".