1983919735211 has 8 divisors (see below), whose sum is σ = 2144778092880. Its totient is φ = 1828705530528.

The previous prime is 1983919735199. The next prime is 1983919735247. The reversal of 1983919735211 is 1125379193891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1983919735211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1983919735271) 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 in 7 ways as a sum of consecutive naturals, for example, 1411037516 + ... + 1411038921.

It is an arithmetic number, because the mean of its divisors is an integer number (268097261610).

Almost surely, 2^{1983919735211} is an apocalyptic number.

1983919735211 is a deficient number, since it is larger than the sum of its proper divisors (160858357669).

1983919735211 is a wasteful number, since it uses less digits than its factorization.

1983919735211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2822076493.

The product of its digits is 3674160, while the sum is 59.

The spelling of 1983919735211 in words is "one trillion, nine hundred eighty-three billion, nine hundred nineteen million, seven hundred thirty-five thousand, two hundred eleven".