2066218171153 has 2 divisors, whose sum is σ = 2066218171154. Its totient is φ = 2066218171152.

The previous prime is 2066218171091. The next prime is 2066218171159. The reversal of 2066218171153 is 3511718126602.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1159653304384 + 906564866769 = 1076872^2 + 952137^2 .

It is a cyclic number.

It is not a de Polignac number, because 2066218171153 - 2³³ = 2057628236561 is a prime.

It is not a weakly prime, because it can be changed into another prime (2066218171159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033109085576 + 1033109085577.

It is an arithmetic number, because the mean of its divisors is an integer number (1033109085577).

Almost surely, 2^{2066218171153} is an apocalyptic number.

It is an amenable number.

2066218171153 is a deficient number, since it is larger than the sum of its proper divisors (1).

2066218171153 is an equidigital number, since it uses as much as digits as its factorization.

2066218171153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 43.

The spelling of 2066218171153 in words is "two trillion, sixty-six billion, two hundred eighteen million, one hundred seventy-one thousand, one hundred fifty-three".