19883773853 has 2 divisors, whose sum is σ = 19883773854. Its totient is φ = 19883773852.

The previous prime is 19883773831. The next prime is 19883773873. The reversal of 19883773853 is 35837738891.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11313087769 + 8570686084 = 106363^2 + 92578^2 .

It is a cyclic number.

It is not a de Polignac number, because 19883773853 - 2³⁴ = 2703904669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19883773873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9941886926 + 9941886927.

It is an arithmetic number, because the mean of its divisors is an integer number (9941886927).

Almost surely, 2^19883773853 is an apocalyptic number.

It is an amenable number.

19883773853 is a deficient number, since it is larger than the sum of its proper divisors (1).

19883773853 is an equidigital number, since it uses as much as digits as its factorization.

19883773853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30481920, while the sum is 62.

The spelling of 19883773853 in words is "nineteen billion, eight hundred eighty-three million, seven hundred seventy-three thousand, eight hundred fifty-three".