555212212423 has 4 divisors (see below), whose sum is σ = 605686049928. Its totient is φ = 504738374920.

The previous prime is 555212212421. The next prime is 555212212469. The reversal of 555212212423 is 324212212555.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 555212212423 - 2¹ = 555212212421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555212212421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25236918736 + ... + 25236918757.

It is an arithmetic number, because the mean of its divisors is an integer number (151421512482).

Almost surely, 2^555212212423 is an apocalyptic number.

555212212423 is a deficient number, since it is larger than the sum of its proper divisors (50473837505).

555212212423 is a wasteful number, since it uses less digits than its factorization.

555212212423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50473837504.

The product of its digits is 48000, while the sum is 34.

Adding to 555212212423 its reverse (324212212555), we get a palindrome (879424424978).

The spelling of 555212212423 in words is "five hundred fifty-five billion, two hundred twelve million, two hundred twelve thousand, four hundred twenty-three".