16263783853 has 2 divisors, whose sum is σ = 16263783854. Its totient is φ = 16263783852.

The previous prime is 16263783829. The next prime is 16263783871. The reversal of 16263783853 is 35838736261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14376489604 + 1887294249 = 119902^2 + 43443^2 .

It is a cyclic number.

It is not a de Polignac number, because 16263783853 - 2¹⁷ = 16263652781 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16263783853.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16263783553) 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, 8131891926 + 8131891927.

It is an arithmetic number, because the mean of its divisors is an integer number (8131891927).

Almost surely, 2^16263783853 is an apocalyptic number.

It is an amenable number.

16263783853 is a deficient number, since it is larger than the sum of its proper divisors (1).

16263783853 is an equidigital number, since it uses as much as digits as its factorization.

16263783853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4354560, while the sum is 52.

The spelling of 16263783853 in words is "sixteen billion, two hundred sixty-three million, seven hundred eighty-three thousand, eight hundred fifty-three".