252780302339 has 2 divisors, whose sum is σ = 252780302340. Its totient is φ = 252780302338.

The previous prime is 252780302309. The next prime is 252780302381. The reversal of 252780302339 is 933203087252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 252780302339 - 2¹⁶ = 252780236803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 252780302339.

It is not a weakly prime, because it can be changed into another prime (252780302309) 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, 126390151169 + 126390151170.

It is an arithmetic number, because the mean of its divisors is an integer number (126390151170).

Almost surely, 2^252780302339 is an apocalyptic number.

252780302339 is a deficient number, since it is larger than the sum of its proper divisors (1).

252780302339 is an equidigital number, since it uses as much as digits as its factorization.

252780302339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 252780302339 in words is "two hundred fifty-two billion, seven hundred eighty million, three hundred two thousand, three hundred thirty-nine".