82874440279 has 2 divisors, whose sum is σ = 82874440280. Its totient is φ = 82874440278.

The previous prime is 82874440247. The next prime is 82874440291. The reversal of 82874440279 is 97204447828.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82874440279 - 2⁵ = 82874440247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82874440079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41437220139 + 41437220140.

It is an arithmetic number, because the mean of its divisors is an integer number (41437220140).

Almost surely, 2^82874440279 is an apocalyptic number.

82874440279 is a deficient number, since it is larger than the sum of its proper divisors (1).

82874440279 is an equidigital number, since it uses as much as digits as its factorization.

82874440279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7225344, while the sum is 55.

The spelling of 82874440279 in words is "eighty-two billion, eight hundred seventy-four million, four hundred forty thousand, two hundred seventy-nine".