84580776211 has 2 divisors, whose sum is σ = 84580776212. Its totient is φ = 84580776210.

The previous prime is 84580776193. The next prime is 84580776281. The reversal of 84580776211 is 11267708548.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84580776211 - 2⁷ = 84580776083 is a prime.

It is not a weakly prime, because it can be changed into another prime (84580776281) 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, 42290388105 + 42290388106.

It is an arithmetic number, because the mean of its divisors is an integer number (42290388106).

Almost surely, 2^84580776211 is an apocalyptic number.

84580776211 is a deficient number, since it is larger than the sum of its proper divisors (1).

84580776211 is an equidigital number, since it uses as much as digits as its factorization.

84580776211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 752640, while the sum is 49.

The spelling of 84580776211 in words is "eighty-four billion, five hundred eighty million, seven hundred seventy-six thousand, two hundred eleven".