83416850879 has 2 divisors, whose sum is σ = 83416850880. Its totient is φ = 83416850878.

The previous prime is 83416850863. The next prime is 83416850947. The reversal of 83416850879 is 97805861438.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 83416850879 - 2⁴ = 83416850863 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83416850779) 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, 41708425439 + 41708425440.

It is an arithmetic number, because the mean of its divisors is an integer number (41708425440).

Almost surely, 2^83416850879 is an apocalyptic number.

83416850879 is a deficient number, since it is larger than the sum of its proper divisors (1).

83416850879 is an equidigital number, since it uses as much as digits as its factorization.

83416850879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11612160, while the sum is 59.

The spelling of 83416850879 in words is "eighty-three billion, four hundred sixteen million, eight hundred fifty thousand, eight hundred seventy-nine".