550203643112 has 8 divisors (see below), whose sum is σ = 1031631830850. Its totient is φ = 275101821552.

The previous prime is 550203643109. The next prime is 550203643159. The reversal of 550203643112 is 211346302055.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 474729268036 + 75474375076 = 689006^2 + 274726^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34387727687 + ... + 34387727702.

Almost surely, 2^550203643112 is an apocalyptic number.

It is an amenable number.

550203643112 is a deficient number, since it is larger than the sum of its proper divisors (481428187738).

550203643112 is a wasteful number, since it uses less digits than its factorization.

550203643112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68775455395 (or 68775455391 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 550203643112 its reverse (211346302055), we get a palindrome (761549945167).

The spelling of 550203643112 in words is "five hundred fifty billion, two hundred three million, six hundred forty-three thousand, one hundred twelve".