550440404235 has 24 divisors (see below), whose sum is σ = 954203284944. Its totient is φ = 293535420480.

The previous prime is 550440404221. The next prime is 550440404237. The reversal of 550440404235 is 532404044055.

550440404235 is a `hidden beast` number, since 5 + 504 + 40 + 40 + 42 + 35 = 666.

It is not a de Polignac number, because 550440404235 - 2¹³ = 550440396043 is a prime.

It is a super-2 number, since 2×550440404235² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 550440404235.

It is not an unprimeable number, because it can be changed into a prime (550440404237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 273232 + ... + 1084221.

It is an arithmetic number, because the mean of its divisors is an integer number (39758470206).

Almost surely, 2^550440404235 is an apocalyptic number.

550440404235 is a deficient number, since it is larger than the sum of its proper divisors (403762880709).

550440404235 is a wasteful number, since it uses less digits than its factorization.

550440404235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366475 (or 1366472 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

The spelling of 550440404235 in words is "five hundred fifty billion, four hundred forty million, four hundred four thousand, two hundred thirty-five".