550355051 has 2 divisors, whose sum is σ = 550355052. Its totient is φ = 550355050.

The previous prime is 550355033. The next prime is 550355077. The reversal of 550355051 is 150553055.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550355051 is a prime.

It is a super-2 number, since 2×550355051² = 605781364322425202, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (550355081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275177525 + 275177526.

It is an arithmetic number, because the mean of its divisors is an integer number (275177526).

Almost surely, 2^550355051 is an apocalyptic number.

550355051 is a deficient number, since it is larger than the sum of its proper divisors (1).

550355051 is an equidigital number, since it uses as much as digits as its factorization.

550355051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9375, while the sum is 29.

The square root of 550355051 is about 23459.6472906137. The cubic root of 550355051 is about 819.4975362141.

The spelling of 550355051 in words is "five hundred fifty million, three hundred fifty-five thousand, fifty-one".