5445505320517 has 2 divisors, whose sum is σ = 5445505320518. Its totient is φ = 5445505320516.

The previous prime is 5445505320397. The next prime is 5445505320527. The reversal of 5445505320517 is 7150235055445.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3084101457921 + 2361403862596 = 1756161^2 + 1536686^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5445505320517 is a prime.

It is a super-2 number, since 2×5445505320517² (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 (5445505320527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2722752660258 + 2722752660259.

It is an arithmetic number, because the mean of its divisors is an integer number (2722752660259).

Almost surely, 2^{5445505320517} is an apocalyptic number.

It is an amenable number.

5445505320517 is a deficient number, since it is larger than the sum of its proper divisors (1).

5445505320517 is an equidigital number, since it uses as much as digits as its factorization.

5445505320517 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100000, while the sum is 46.

The spelling of 5445505320517 in words is "five trillion, four hundred forty-five billion, five hundred five million, three hundred twenty thousand, five hundred seventeen".