65992803389 has 2 divisors, whose sum is σ = 65992803390. Its totient is φ = 65992803388.

The previous prime is 65992803307. The next prime is 65992803391. The reversal of 65992803389 is 98330829956.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39916044100 + 26076759289 = 199790^2 + 161483^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65992803389 is a prime.

Together with 65992803391, 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 (65992703389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32996401694 + 32996401695.

It is an arithmetic number, because the mean of its divisors is an integer number (32996401695).

Almost surely, 2^65992803389 is an apocalyptic number.

It is an amenable number.

65992803389 is a deficient number, since it is larger than the sum of its proper divisors (1).

65992803389 is an equidigital number, since it uses as much as digits as its factorization.

65992803389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25194240, while the sum is 62.

The spelling of 65992803389 in words is "sixty-five billion, nine hundred ninety-two million, eight hundred three thousand, three hundred eighty-nine".