5517944317 has 2 divisors, whose sum is σ = 5517944318. Its totient is φ = 5517944316.

The previous prime is 5517944291. The next prime is 5517944323. The reversal of 5517944317 is 7134497155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4828304196 + 689640121 = 69486^2 + 26261^2 .

It is a cyclic number.

It is not a de Polignac number, because 5517944317 - 2⁷ = 5517944189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5517944357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2758972158 + 2758972159.

It is an arithmetic number, because the mean of its divisors is an integer number (2758972159).

Almost surely, 2^5517944317 is an apocalyptic number.

It is an amenable number.

5517944317 is a deficient number, since it is larger than the sum of its proper divisors (1).

5517944317 is an equidigital number, since it uses as much as digits as its factorization.

5517944317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 529200, while the sum is 46.

The square root of 5517944317 is about 74282.8669142488. The cubic root of 5517944317 is about 1767.0917712779.

The spelling of 5517944317 in words is "five billion, five hundred seventeen million, nine hundred forty-four thousand, three hundred seventeen".