550400816747 has 2 divisors, whose sum is σ = 550400816748. Its totient is φ = 550400816746.

The previous prime is 550400816687. The next prime is 550400816783. The reversal of 550400816747 is 747618004055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550400816747 - 2¹⁶ = 550400751211 is a prime.

It is not a weakly prime, because it can be changed into another prime (550400810747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275200408373 + 275200408374.

It is an arithmetic number, because the mean of its divisors is an integer number (275200408374).

Almost surely, 2^550400816747 is an apocalyptic number.

550400816747 is a deficient number, since it is larger than the sum of its proper divisors (1).

550400816747 is an equidigital number, since it uses as much as digits as its factorization.

550400816747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 940800, while the sum is 47.

The spelling of 550400816747 in words is "five hundred fifty billion, four hundred million, eight hundred sixteen thousand, seven hundred forty-seven".