550555554799 has 2 divisors, whose sum is σ = 550555554800. Its totient is φ = 550555554798.

The previous prime is 550555554767. The next prime is 550555554811. The reversal of 550555554799 is 997455555055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 550555554799 - 2⁵ = 550555554767 is a prime.

It is a super-2 number, since 2×550555554799² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 550555554799.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550555554719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275277777399 + 275277777400.

It is an arithmetic number, because the mean of its divisors is an integer number (275277777400).

Almost surely, 2^550555554799 is an apocalyptic number.

550555554799 is a deficient number, since it is larger than the sum of its proper divisors (1).

550555554799 is an equidigital number, since it uses as much as digits as its factorization.

550555554799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 177187500, while the sum is 64.

The spelling of 550555554799 in words is "five hundred fifty billion, five hundred fifty-five million, five hundred fifty-four thousand, seven hundred ninety-nine".