550400316317 has 2 divisors, whose sum is σ = 550400316318. Its totient is φ = 550400316316.

The previous prime is 550400316311. The next prime is 550400316341. The reversal of 550400316317 is 713613004055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 407172886201 + 143227430116 = 638101^2 + 378454^2 .

It is a cyclic number.

It is not a de Polignac number, because 550400316317 - 2¹² = 550400312221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550400316311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275200158158 + 275200158159.

It is an arithmetic number, because the mean of its divisors is an integer number (275200158159).

Almost surely, 2^550400316317 is an apocalyptic number.

It is an amenable number.

550400316317 is a deficient number, since it is larger than the sum of its proper divisors (1).

550400316317 is an equidigital number, since it uses as much as digits as its factorization.

550400316317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 35.

The spelling of 550400316317 in words is "five hundred fifty billion, four hundred million, three hundred sixteen thousand, three hundred seventeen".