80050279 has 2 divisors, whose sum is σ = 80050280. Its totient is φ = 80050278.

The previous prime is 80050273. The next prime is 80050291. The reversal of 80050279 is 97205008.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80050279 - 2¹⁷ = 79919207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80050279.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80050273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40025139 + 40025140.

It is an arithmetic number, because the mean of its divisors is an integer number (40025140).

Almost surely, 2^80050279 is an apocalyptic number.

80050279 is a deficient number, since it is larger than the sum of its proper divisors (1).

80050279 is an equidigital number, since it uses as much as digits as its factorization.

80050279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 80050279 is about 8947.0821500643. The cubic root of 80050279 is about 430.9771881201.

The spelling of 80050279 in words is "eighty million, fifty thousand, two hundred seventy-nine".