550003458397 has 2 divisors, whose sum is σ = 550003458398. Its totient is φ = 550003458396.

The previous prime is 550003458391. The next prime is 550003458427. The reversal of 550003458397 is 793854300055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 532383285316 + 17620173081 = 729646^2 + 132741^2 .

It is a cyclic number.

It is not a de Polignac number, because 550003458397 - 2⁷ = 550003458269 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550003458397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550003458391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275001729198 + 275001729199.

It is an arithmetic number, because the mean of its divisors is an integer number (275001729199).

Almost surely, 2^550003458397 is an apocalyptic number.

It is an amenable number.

550003458397 is a deficient number, since it is larger than the sum of its proper divisors (1).

550003458397 is an equidigital number, since it uses as much as digits as its factorization.

550003458397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268000, while the sum is 49.

The spelling of 550003458397 in words is "five hundred fifty billion, three million, four hundred fifty-eight thousand, three hundred ninety-seven".