2216755945087 has 2 divisors, whose sum is σ = 2216755945088. Its totient is φ = 2216755945086.

The previous prime is 2216755944883. The next prime is 2216755945109. The reversal of 2216755945087 is 7805495576122.

It is a happy number.

2216755945087 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2216755945087 - 2¹⁹ = 2216755420799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2216755945387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1108377972543 + 1108377972544.

It is an arithmetic number, because the mean of its divisors is an integer number (1108377972544).

Almost surely, 2^{2216755945087} is an apocalyptic number.

2216755945087 is a deficient number, since it is larger than the sum of its proper divisors (1).

2216755945087 is an equidigital number, since it uses as much as digits as its factorization.

2216755945087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336000, while the sum is 61.

The spelling of 2216755945087 in words is "two trillion, two hundred sixteen billion, seven hundred fifty-five million, nine hundred forty-five thousand, eighty-seven".