5320440454349 has 2 divisors, whose sum is σ = 5320440454350. Its totient is φ = 5320440454348.

The previous prime is 5320440454319. The next prime is 5320440454363. The reversal of 5320440454349 is 9434540440235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3241105294249 + 2079335160100 = 1800307^2 + 1441990^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5320440454349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5320440454319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660220227174 + 2660220227175.

It is an arithmetic number, because the mean of its divisors is an integer number (2660220227175).

Almost surely, 2^{5320440454349} is an apocalyptic number.

It is an amenable number.

5320440454349 is a deficient number, since it is larger than the sum of its proper divisors (1).

5320440454349 is an equidigital number, since it uses as much as digits as its factorization.

5320440454349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4147200, while the sum is 47.

The spelling of 5320440454349 in words is "five trillion, three hundred twenty billion, four hundred forty million, four hundred fifty-four thousand, three hundred forty-nine".