67346065783 has 2 divisors, whose sum is σ = 67346065784. Its totient is φ = 67346065782.

The previous prime is 67346065771. The next prime is 67346065793. The reversal of 67346065783 is 38756064376.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 67346065783 - 2⁹ = 67346065271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67346065793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33673032891 + 33673032892.

It is an arithmetic number, because the mean of its divisors is an integer number (33673032892).

Almost surely, 2^67346065783 is an apocalyptic number.

67346065783 is a deficient number, since it is larger than the sum of its proper divisors (1).

67346065783 is an equidigital number, since it uses as much as digits as its factorization.

67346065783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15240960, while the sum is 55.

The spelling of 67346065783 in words is "sixty-seven billion, three hundred forty-six million, sixty-five thousand, seven hundred eighty-three".