550006571 has 2 divisors, whose sum is σ = 550006572. Its totient is φ = 550006570.

The previous prime is 550006537. The next prime is 550006573. The reversal of 550006571 is 175600055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550006571 - 2¹⁴ = 549990187 is a prime.

Together with 550006573, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (550006573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275003285 + 275003286.

It is an arithmetic number, because the mean of its divisors is an integer number (275003286).

Almost surely, 2^550006571 is an apocalyptic number.

550006571 is a deficient number, since it is larger than the sum of its proper divisors (1).

550006571 is an equidigital number, since it uses as much as digits as its factorization.

550006571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5250, while the sum is 29.

The square root of 550006571 is about 23452.2188928894. The cubic root of 550006571 is about 819.3245334725.

The spelling of 550006571 in words is "five hundred fifty million, six thousand, five hundred seventy-one".