550065153318 has 32 divisors (see below), whose sum is σ = 1114872284160. Its totient is φ = 180901456320.

The previous prime is 550065153259. The next prime is 550065153343. The reversal of 550065153318 is 813351560055.

It is a self number, because there is not a number n which added to its sum of digits gives 550065153318.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223498 + ... + 1072418.

It is an arithmetic number, because the mean of its divisors is an integer number (34839758880).

Almost surely, 2^550065153318 is an apocalyptic number.

550065153318 is an abundant number, since it is smaller than the sum of its proper divisors (564807130842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550065153318 is a wasteful number, since it uses less digits than its factorization.

550065153318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850372.

The product of its (nonzero) digits is 270000, while the sum is 42.

The spelling of 550065153318 in words is "five hundred fifty billion, sixty-five million, one hundred fifty-three thousand, three hundred eighteen".