55226388353867 has 2 divisors, whose sum is σ = 55226388353868. Its totient is φ = 55226388353866.

The previous prime is 55226388353849. The next prime is 55226388353911. The reversal of 55226388353867 is 76835388362255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55226388353867 - 2³² = 55222093386571 is a prime.

It is a super-3 number, since 3×55226388353867³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 55226388353867.

It is not a weakly prime, because it can be changed into another prime (55226388353467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27613194176933 + 27613194176934.

It is an arithmetic number, because the mean of its divisors is an integer number (27613194176934).

Almost surely, 2^{55226388353867} is an apocalyptic number.

55226388353867 is a deficient number, since it is larger than the sum of its proper divisors (1).

55226388353867 is an equidigital number, since it uses as much as digits as its factorization.

55226388353867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824000, while the sum is 71.

The spelling of 55226388353867 in words is "fifty-five trillion, two hundred twenty-six billion, three hundred eighty-eight million, three hundred fifty-three thousand, eight hundred sixty-seven".