2013442509989 has 2 divisors, whose sum is σ = 2013442509990. Its totient is φ = 2013442509988.

The previous prime is 2013442509973. The next prime is 2013442510021. The reversal of 2013442509989 is 9899052443102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2000569792225 + 12872717764 = 1414415^2 + 113458^2 .

It is a cyclic number.

It is not a de Polignac number, because 2013442509989 - 2⁴ = 2013442509973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2013442509889) 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, 1006721254994 + 1006721254995.

It is an arithmetic number, because the mean of its divisors is an integer number (1006721254995).

Almost surely, 2^{2013442509989} is an apocalyptic number.

It is an amenable number.

2013442509989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013442509989 is an equidigital number, since it uses as much as digits as its factorization.

2013442509989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5598720, while the sum is 56.

The spelling of 2013442509989 in words is "two trillion, thirteen billion, four hundred forty-two million, five hundred nine thousand, nine hundred eighty-nine".