550401240204 has 18 divisors (see below), whose sum is σ = 1391292023940. Its totient is φ = 183467080056.

The previous prime is 550401240199. The next prime is 550401240229. The reversal of 550401240204 is 402042104055.

550401240204 is a `hidden beast` number, since 5 + 50 + 401 + 2 + 4 + 0 + 204 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7644461634 + ... + 7644461705.

It is an arithmetic number, because the mean of its divisors is an integer number (77294001330).

Almost surely, 2^550401240204 is an apocalyptic number.

It is an amenable number.

550401240204 is an abundant number, since it is smaller than the sum of its proper divisors (840890783736).

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

550401240204 is a wasteful number, since it uses less digits than its factorization.

550401240204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15288923349 (or 15288923344 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

Adding to 550401240204 its reverse (402042104055), we get a palindrome (952443344259).

The spelling of 550401240204 in words is "five hundred fifty billion, four hundred one million, two hundred forty thousand, two hundred four".