82873017979 has 2 divisors, whose sum is σ = 82873017980. Its totient is φ = 82873017978.

The previous prime is 82873017959. The next prime is 82873018069. The reversal of 82873017979 is 97971037828.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82873017979 - 2²¹ = 82870920827 is a prime.

It is not a weakly prime, because it can be changed into another prime (82873017959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41436508989 + 41436508990.

It is an arithmetic number, because the mean of its divisors is an integer number (41436508990).

Almost surely, 2^82873017979 is an apocalyptic number.

82873017979 is a deficient number, since it is larger than the sum of its proper divisors (1).

82873017979 is an equidigital number, since it uses as much as digits as its factorization.

82873017979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10668672, while the sum is 61.

The spelling of 82873017979 in words is "eighty-two billion, eight hundred seventy-three million, seventeen thousand, nine hundred seventy-nine".