550433554457 has 2 divisors, whose sum is σ = 550433554458. Its totient is φ = 550433554456.

The previous prime is 550433554331. The next prime is 550433554483. The reversal of 550433554457 is 754455334055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 549976492816 + 457061641 = 741604^2 + 21379^2 .

It is a cyclic number.

It is not a de Polignac number, because 550433554457 - 2³⁸ = 275555647513 is a prime.

It is not a weakly prime, because it can be changed into another prime (550433551457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275216777228 + 275216777229.

It is an arithmetic number, because the mean of its divisors is an integer number (275216777229).

Almost surely, 2^550433554457 is an apocalyptic number.

It is an amenable number.

550433554457 is a deficient number, since it is larger than the sum of its proper divisors (1).

550433554457 is an equidigital number, since it uses as much as digits as its factorization.

550433554457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600000, while the sum is 50.

The spelling of 550433554457 in words is "five hundred fifty billion, four hundred thirty-three million, five hundred fifty-four thousand, four hundred fifty-seven".