1616656510163 has 2 divisors, whose sum is σ = 1616656510164. Its totient is φ = 1616656510162.

The previous prime is 1616656510111. The next prime is 1616656510229. The reversal of 1616656510163 is 3610156566161.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1616656510163 - 2⁶ = 1616656510099 is a prime.

It is a super-2 number, since 2×1616656510163² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1616656530163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 808328255081 + 808328255082.

It is an arithmetic number, because the mean of its divisors is an integer number (808328255082).

Almost surely, 2^{1616656510163} is an apocalyptic number.

1616656510163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1616656510163 is an equidigital number, since it uses as much as digits as its factorization.

1616656510163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 583200, while the sum is 47.

The spelling of 1616656510163 in words is "one trillion, six hundred sixteen billion, six hundred fifty-six million, five hundred ten thousand, one hundred sixty-three".