550611100550 has 48 divisors (see below), whose sum is σ = 1172521239552. Its totient is φ = 188445568800.

The previous prime is 550611100549. The next prime is 550611100577. The reversal of 550611100550 is 55001116055.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1200086 + ... + 1594185.

It is an arithmetic number, because the mean of its divisors is an integer number (24427525824).

Almost surely, 2^550611100550 is an apocalyptic number.

550611100550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

550611100550 is an abundant number, since it is smaller than the sum of its proper divisors (621910139002).

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

550611100550 is a wasteful number, since it uses less digits than its factorization.

550611100550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2794853 (or 2794848 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 550611100550 in words is "five hundred fifty billion, six hundred eleven million, one hundred thousand, five hundred fifty".