284440240339 has 2 divisors, whose sum is σ = 284440240340. Its totient is φ = 284440240338.

The previous prime is 284440240283. The next prime is 284440240457. The reversal of 284440240339 is 933042044482.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 284440240339 - 2³⁷ = 147001286867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 284440240295 and 284440240304.

It is not a weakly prime, because it can be changed into another prime (284440249339) 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 as a sum of consecutive naturals, namely, 142220120169 + 142220120170.

It is an arithmetic number, because the mean of its divisors is an integer number (142220120170).

Almost surely, 2^284440240339 is an apocalyptic number.

284440240339 is a deficient number, since it is larger than the sum of its proper divisors (1).

284440240339 is an equidigital number, since it uses as much as digits as its factorization.

284440240339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 663552, while the sum is 43.

The spelling of 284440240339 in words is "two hundred eighty-four billion, four hundred forty million, two hundred forty thousand, three hundred thirty-nine".