55223321342351 has 2 divisors, whose sum is σ = 55223321342352. Its totient is φ = 55223321342350.

The previous prime is 55223321342323. The next prime is 55223321342507. The reversal of 55223321342351 is 15324312332255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55223321342351 - 2³⁴ = 55206141473167 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55223321342299 and 55223321342308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55223321342251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27611660671175 + 27611660671176.

It is an arithmetic number, because the mean of its divisors is an integer number (27611660671176).

Almost surely, 2^{55223321342351} is an apocalyptic number.

55223321342351 is a deficient number, since it is larger than the sum of its proper divisors (1).

55223321342351 is an equidigital number, since it uses as much as digits as its factorization.

55223321342351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648000, while the sum is 41.

The spelling of 55223321342351 in words is "fifty-five trillion, two hundred twenty-three billion, three hundred twenty-one million, three hundred forty-two thousand, three hundred fifty-one".