550550671166 has 32 divisors (see below), whose sum is σ = 920498735520. Its totient is φ = 245427148800.

The previous prime is 550550671163. The next prime is 550550671171. The reversal of 550550671166 is 661176055055.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 550550671166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550550671163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10672676 + ... + 10724136.

It is an arithmetic number, because the mean of its divisors is an integer number (28765585485).

Almost surely, 2^550550671166 is an apocalyptic number.

550550671166 is a deficient number, since it is larger than the sum of its proper divisors (369948064354).

550550671166 is a wasteful number, since it uses less digits than its factorization.

550550671166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68060.

The product of its (nonzero) digits is 945000, while the sum is 47.

The spelling of 550550671166 in words is "five hundred fifty billion, five hundred fifty million, six hundred seventy-one thousand, one hundred sixty-six".