5184942980989 has 2 divisors, whose sum is σ = 5184942980990. Its totient is φ = 5184942980988.

The previous prime is 5184942980977. The next prime is 5184942981011. The reversal of 5184942980989 is 9890892494815.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5172918104025 + 12024876964 = 2274405^2 + 109658^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5184942980989 is a prime.

It is a super-2 number, since 2×5184942980989² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5184942986989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2592471490494 + 2592471490495.

It is an arithmetic number, because the mean of its divisors is an integer number (2592471490495).

Almost surely, 2^{5184942980989} is an apocalyptic number.

It is an amenable number.

5184942980989 is a deficient number, since it is larger than the sum of its proper divisors (1).

5184942980989 is an equidigital number, since it uses as much as digits as its factorization.

5184942980989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 537477120, while the sum is 76.

The spelling of 5184942980989 in words is "five trillion, one hundred eighty-four billion, nine hundred forty-two million, nine hundred eighty thousand, nine hundred eighty-nine".