1788228983999 has 2 divisors, whose sum is σ = 1788228984000. Its totient is φ = 1788228983998.

The previous prime is 1788228983971. The next prime is 1788228984001. The reversal of 1788228983999 is 9993898228871.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1788228983999 is a prime.

Together with 1788228984001, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1788228980999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 894114491999 + 894114492000.

It is an arithmetic number, because the mean of its divisors is an integer number (894114492000).

Almost surely, 2^{1788228983999} is an apocalyptic number.

1788228983999 is a deficient number, since it is larger than the sum of its proper divisors (1).

1788228983999 is an equidigital number, since it uses as much as digits as its factorization.

1788228983999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2257403904, while the sum is 83.

The spelling of 1788228983999 in words is "one trillion, seven hundred eighty-eight billion, two hundred twenty-eight million, nine hundred eighty-three thousand, nine hundred ninety-nine".