550990308971 has 2 divisors, whose sum is σ = 550990308972. Its totient is φ = 550990308970.

The previous prime is 550990308949. The next prime is 550990308991. The reversal of 550990308971 is 179803099055.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550990308971 is a prime.

It is not a weakly prime, because it can be changed into another prime (550990308941) 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, 275495154485 + 275495154486.

It is an arithmetic number, because the mean of its divisors is an integer number (275495154486).

Almost surely, 2^550990308971 is an apocalyptic number.

550990308971 is a deficient number, since it is larger than the sum of its proper divisors (1).

550990308971 is an equidigital number, since it uses as much as digits as its factorization.

550990308971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3061800, while the sum is 56.

The spelling of 550990308971 in words is "five hundred fifty billion, nine hundred ninety million, three hundred eight thousand, nine hundred seventy-one".