550466372317 has 2 divisors, whose sum is σ = 550466372318. Its totient is φ = 550466372316.

The previous prime is 550466372311. The next prime is 550466372329. The reversal of 550466372317 is 713273664055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 377627456196 + 172838916121 = 614514^2 + 415739^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550466372317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550466372311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275233186158 + 275233186159.

It is an arithmetic number, because the mean of its divisors is an integer number (275233186159).

Almost surely, 2^550466372317 is an apocalyptic number.

It is an amenable number.

550466372317 is a deficient number, since it is larger than the sum of its proper divisors (1).

550466372317 is an equidigital number, since it uses as much as digits as its factorization.

550466372317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3175200, while the sum is 49.

The spelling of 550466372317 in words is "five hundred fifty billion, four hundred sixty-six million, three hundred seventy-two thousand, three hundred seventeen".