55603678422233 has 2 divisors, whose sum is σ = 55603678422234. Its totient is φ = 55603678422232.

The previous prime is 55603678422209. The next prime is 55603678422247. The reversal of 55603678422233 is 33222487630655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35551310850064 + 20052367572169 = 5962492^2 + 4477987^2 .

It is a cyclic number.

It is not a de Polignac number, because 55603678422233 - 2¹² = 55603678418137 is a prime.

It is not a weakly prime, because it can be changed into another prime (55603678122233) 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, 27801839211116 + 27801839211117.

It is an arithmetic number, because the mean of its divisors is an integer number (27801839211117).

Almost surely, 2^{55603678422233} is an apocalyptic number.

It is an amenable number.

55603678422233 is a deficient number, since it is larger than the sum of its proper divisors (1).

55603678422233 is an equidigital number, since it uses as much as digits as its factorization.

55603678422233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43545600, while the sum is 56.

The spelling of 55603678422233 in words is "fifty-five trillion, six hundred three billion, six hundred seventy-eight million, four hundred twenty-two thousand, two hundred thirty-three".