2111616616063 has 2 divisors, whose sum is σ = 2111616616064. Its totient is φ = 2111616616062.

The previous prime is 2111616615973. The next prime is 2111616616069. The reversal of 2111616616063 is 3606166161112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2111616616063 - 2²⁵ = 2111583061631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111616616069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055808308031 + 1055808308032.

It is an arithmetic number, because the mean of its divisors is an integer number (1055808308032).

Almost surely, 2^{2111616616063} is an apocalyptic number.

2111616616063 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111616616063 is an equidigital number, since it uses as much as digits as its factorization.

2111616616063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 40.

The spelling of 2111616616063 in words is "two trillion, one hundred eleven billion, six hundred sixteen million, six hundred sixteen thousand, sixty-three".