87444927727163 has 2 divisors, whose sum is σ = 87444927727164. Its totient is φ = 87444927727162.

The previous prime is 87444927727117. The next prime is 87444927727169. The reversal of 87444927727163 is 36172772944478.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 87444927727163 - 2¹² = 87444927723067 is a prime.

It is not a weakly prime, because it can be changed into another prime (87444927727169) 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, 43722463863581 + 43722463863582.

It is an arithmetic number, because the mean of its divisors is an integer number (43722463863582).

Almost surely, 2^{87444927727163} is an apocalyptic number.

87444927727163 is a deficient number, since it is larger than the sum of its proper divisors (1).

87444927727163 is an equidigital number, since it uses as much as digits as its factorization.

87444927727163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 796594176, while the sum is 71.

The spelling of 87444927727163 in words is "eighty-seven trillion, four hundred forty-four billion, nine hundred twenty-seven million, seven hundred twenty-seven thousand, one hundred sixty-three".