65782194403 has 2 divisors, whose sum is σ = 65782194404. Its totient is φ = 65782194402.

The previous prime is 65782194389. The next prime is 65782194469. The reversal of 65782194403 is 30449128756.

It is a happy number.

65782194403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65782194403 - 2¹⁷ = 65782063331 is a prime.

It is not a weakly prime, because it can be changed into another prime (65782198403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32891097201 + 32891097202.

It is an arithmetic number, because the mean of its divisors is an integer number (32891097202).

It is a 1-persistent number, because it is pandigital, but 2⋅65782194403 = 131564388806 is not.

Almost surely, 2^65782194403 is an apocalyptic number.

65782194403 is a deficient number, since it is larger than the sum of its proper divisors (1).

65782194403 is an equidigital number, since it uses as much as digits as its factorization.

65782194403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 65782194403 in words is "sixty-five billion, seven hundred eighty-two million, one hundred ninety-four thousand, four hundred three".