84929976227 has 2 divisors, whose sum is σ = 84929976228. Its totient is φ = 84929976226.

The previous prime is 84929976223. The next prime is 84929976233. The reversal of 84929976227 is 72267992948.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84929976227 - 2² = 84929976223 is a prime.

It is not a weakly prime, because it can be changed into another prime (84929976221) 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, 42464988113 + 42464988114.

It is an arithmetic number, because the mean of its divisors is an integer number (42464988114).

Almost surely, 2^84929976227 is an apocalyptic number.

84929976227 is a deficient number, since it is larger than the sum of its proper divisors (1).

84929976227 is an equidigital number, since it uses as much as digits as its factorization.

84929976227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54867456, while the sum is 65.

The spelling of 84929976227 in words is "eighty-four billion, nine hundred twenty-nine million, nine hundred seventy-six thousand, two hundred twenty-seven".