84911414089 has 2 divisors, whose sum is σ = 84911414090. Its totient is φ = 84911414088.

The previous prime is 84911414047. The next prime is 84911414183. The reversal of 84911414089 is 98041411948.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54702193225 + 30209220864 = 233885^2 + 173808^2 .

It is a cyclic number.

It is not a de Polignac number, because 84911414089 - 2³⁵ = 50551675721 is a prime.

It is not a weakly prime, because it can be changed into another prime (84911411089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42455707044 + 42455707045.

It is an arithmetic number, because the mean of its divisors is an integer number (42455707045).

Almost surely, 2^84911414089 is an apocalyptic number.

It is an amenable number.

84911414089 is a deficient number, since it is larger than the sum of its proper divisors (1).

84911414089 is an equidigital number, since it uses as much as digits as its factorization.

84911414089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 49.

The spelling of 84911414089 in words is "eighty-four billion, nine hundred eleven million, four hundred fourteen thousand, eighty-nine".