555156222143 has 2 divisors, whose sum is σ = 555156222144. Its totient is φ = 555156222142.

The previous prime is 555156222139. The next prime is 555156222151. The reversal of 555156222143 is 341222651555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 555156222143 - 2² = 555156222139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 555156222143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (555156222113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277578111071 + 277578111072.

It is an arithmetic number, because the mean of its divisors is an integer number (277578111072).

Almost surely, 2^555156222143 is an apocalyptic number.

555156222143 is a deficient number, since it is larger than the sum of its proper divisors (1).

555156222143 is an equidigital number, since it uses as much as digits as its factorization.

555156222143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 360000, while the sum is 41.

Adding to 555156222143 its reverse (341222651555), we get a palindrome (896378873698).

The spelling of 555156222143 in words is "five hundred fifty-five billion, one hundred fifty-six million, two hundred twenty-two thousand, one hundred forty-three".