5505516324409 has 2 divisors, whose sum is σ = 5505516324410. Its totient is φ = 5505516324408.

The previous prime is 5505516324383. The next prime is 5505516324479. The reversal of 5505516324409 is 9044236155055.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4724767364409 + 780748960000 = 2173653^2 + 883600^2 .

It is a cyclic number.

It is not a de Polignac number, because 5505516324409 - 2⁵ = 5505516324377 is a prime.

It is not a weakly prime, because it can be changed into another prime (5505516324479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2752758162204 + 2752758162205.

It is an arithmetic number, because the mean of its divisors is an integer number (2752758162205).

Almost surely, 2^{5505516324409} is an apocalyptic number.

It is an amenable number.

5505516324409 is a deficient number, since it is larger than the sum of its proper divisors (1).

5505516324409 is an equidigital number, since it uses as much as digits as its factorization.

5505516324409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240000, while the sum is 49.

The spelling of 5505516324409 in words is "five trillion, five hundred five billion, five hundred sixteen million, three hundred twenty-four thousand, four hundred nine".