16228538661983 has 2 divisors, whose sum is σ = 16228538661984. Its totient is φ = 16228538661982.

The previous prime is 16228538661961. The next prime is 16228538661997. The reversal of 16228538661983 is 38916683582261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16228538661983 - 2⁴⁰ = 15129027034207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16228538667983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8114269330991 + 8114269330992.

It is an arithmetic number, because the mean of its divisors is an integer number (8114269330992).

Almost surely, 2^{16228538661983} is an apocalyptic number.

16228538661983 is a deficient number, since it is larger than the sum of its proper divisors (1).

16228538661983 is an equidigital number, since it uses as much as digits as its factorization.

16228538661983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 179159040, while the sum is 68.

The spelling of 16228538661983 in words is "sixteen trillion, two hundred twenty-eight billion, five hundred thirty-eight million, six hundred sixty-one thousand, nine hundred eighty-three".