5450518561513 has 2 divisors, whose sum is σ = 5450518561514. Its totient is φ = 5450518561512.

The previous prime is 5450518561409. The next prime is 5450518561519. The reversal of 5450518561513 is 3151658150545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5441899852944 + 8618708569 = 2332788^2 + 92837^2 .

It is a cyclic number.

It is not a de Polignac number, because 5450518561513 - 2⁹ = 5450518561001 is a prime.

It is not a weakly prime, because it can be changed into another prime (5450518561519) 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, 2725259280756 + 2725259280757.

It is an arithmetic number, because the mean of its divisors is an integer number (2725259280757).

Almost surely, 2^{5450518561513} is an apocalyptic number.

It is an amenable number.

5450518561513 is a deficient number, since it is larger than the sum of its proper divisors (1).

5450518561513 is an equidigital number, since it uses as much as digits as its factorization.

5450518561513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800000, while the sum is 49.

The spelling of 5450518561513 in words is "five trillion, four hundred fifty billion, five hundred eighteen million, five hundred sixty-one thousand, five hundred thirteen".