555500011144242 has 16 divisors (see below), whose sum is σ = 1111054759686432. Its totient is φ = 185157547481760.

The previous prime is 555500011144139. The next prime is 555500011144249. The reversal of 555500011144242 is 242441110005555.

It is a self number, because there is not a number n which added to its sum of digits gives 555500011144242.

It is not an unprimeable number, because it can be changed into a prime (555500011144249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2280592984 + ... + 2280836547.

It is an arithmetic number, because the mean of its divisors is an integer number (69440922480402).

Almost surely, 2^{555500011144242} is an apocalyptic number.

555500011144242 is an abundant number, since it is smaller than the sum of its proper divisors (555554748542190).

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

555500011144242 is a wasteful number, since it uses less digits than its factorization.

555500011144242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4561449833.

The product of its (nonzero) digits is 160000, while the sum is 39.

Adding to 555500011144242 its reverse (242441110005555), we get a palindrome (797941121149797).

The spelling of 555500011144242 in words is "five hundred fifty-five trillion, five hundred billion, eleven million, one hundred forty-four thousand, two hundred forty-two".