7985663383 has 2 divisors, whose sum is σ = 7985663384. Its totient is φ = 7985663382.

The previous prime is 7985663381. The next prime is 7985663407. The reversal of 7985663383 is 3833665897.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7985663383 - 2¹ = 7985663381 is a prime.

Together with 7985663381, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7985663381) 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 as a sum of consecutive naturals, namely, 3992831691 + 3992831692.

It is an arithmetic number, because the mean of its divisors is an integer number (3992831692).

Almost surely, 2^7985663383 is an apocalyptic number.

7985663383 is a deficient number, since it is larger than the sum of its proper divisors (1).

7985663383 is an equidigital number, since it uses as much as digits as its factorization.

7985663383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19595520, while the sum is 58.

The square root of 7985663383 is about 89362.5390362203. The cubic root of 7985663383 is about 1998.8045675296.

The spelling of 7985663383 in words is "seven billion, nine hundred eighty-five million, six hundred sixty-three thousand, three hundred eighty-three".