550530331139 has 2 divisors, whose sum is σ = 550530331140. Its totient is φ = 550530331138.

The previous prime is 550530331081. The next prime is 550530331157. The reversal of 550530331139 is 931133035055.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550530331139 is a prime.

It is not a weakly prime, because it can be changed into another prime (550530331639) 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, 275265165569 + 275265165570.

It is an arithmetic number, because the mean of its divisors is an integer number (275265165570).

Almost surely, 2^550530331139 is an apocalyptic number.

550530331139 is a deficient number, since it is larger than the sum of its proper divisors (1).

550530331139 is an equidigital number, since it uses as much as digits as its factorization.

550530331139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 91125, while the sum is 38.

The spelling of 550530331139 in words is "five hundred fifty billion, five hundred thirty million, three hundred thirty-one thousand, one hundred thirty-nine".