550340643599 has 2 divisors, whose sum is σ = 550340643600. Its totient is φ = 550340643598.

The previous prime is 550340643583. The next prime is 550340643673. The reversal of 550340643599 is 995346043055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550340643599 - 2⁴ = 550340643583 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550340643599.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550340643569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275170321799 + 275170321800.

It is an arithmetic number, because the mean of its divisors is an integer number (275170321800).

Almost surely, 2^550340643599 is an apocalyptic number.

550340643599 is a deficient number, since it is larger than the sum of its proper divisors (1).

550340643599 is an equidigital number, since it uses as much as digits as its factorization.

550340643599 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748000, while the sum is 53.

The spelling of 550340643599 in words is "five hundred fifty billion, three hundred forty million, six hundred forty-three thousand, five hundred ninety-nine".