83420833339 has 4 divisors (see below), whose sum is σ = 83533717480. Its totient is φ = 83307949200.

The previous prime is 83420833303. The next prime is 83420833357. The reversal of 83420833339 is 93333802438.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93333802438 = 2 ⋅46666901219.

It is a cyclic number.

It is not a de Polignac number, because 83420833339 - 2³¹ = 81273349691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83420833939) 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 in 3 ways as a sum of consecutive naturals, for example, 56440962 + ... + 56442439.

It is an arithmetic number, because the mean of its divisors is an integer number (20883429370).

Almost surely, 2^83420833339 is an apocalyptic number.

83420833339 is a deficient number, since it is larger than the sum of its proper divisors (112884141).

83420833339 is a wasteful number, since it uses less digits than its factorization.

83420833339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112884140.

The product of its (nonzero) digits is 1119744, while the sum is 46.

The spelling of 83420833339 in words is "eighty-three billion, four hundred twenty million, eight hundred thirty-three thousand, three hundred thirty-nine".