2559452218849 has 2 divisors, whose sum is σ = 2559452218850. Its totient is φ = 2559452218848.

The previous prime is 2559452218837. The next prime is 2559452218877. The reversal of 2559452218849 is 9488122549552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2497348090000 + 62104128849 = 1580300^2 + 249207^2 .

It is a cyclic number.

It is not a de Polignac number, because 2559452218849 - 2⁷ = 2559452218721 is a prime.

It is not a weakly prime, because it can be changed into another prime (2559452218879) 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, 1279726109424 + 1279726109425.

It is an arithmetic number, because the mean of its divisors is an integer number (1279726109425).

Almost surely, 2^{2559452218849} is an apocalyptic number.

It is an amenable number.

2559452218849 is a deficient number, since it is larger than the sum of its proper divisors (1).

2559452218849 is an equidigital number, since it uses as much as digits as its factorization.

2559452218849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944000, while the sum is 64.

The spelling of 2559452218849 in words is "two trillion, five hundred fifty-nine billion, four hundred fifty-two million, two hundred eighteen thousand, eight hundred forty-nine".