67010816833 has 2 divisors, whose sum is σ = 67010816834. Its totient is φ = 67010816832.

The previous prime is 67010816819. The next prime is 67010816839. The reversal of 67010816833 is 33861801076.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37594107664 + 29416709169 = 193892^2 + 171513^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67010816833 is a prime.

It is a super-2 number, since 2×67010816833² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 67010816833.

It is not a weakly prime, because it can be changed into another prime (67010816839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33505408416 + 33505408417.

It is an arithmetic number, because the mean of its divisors is an integer number (33505408417).

Almost surely, 2^67010816833 is an apocalyptic number.

It is an amenable number.

67010816833 is a deficient number, since it is larger than the sum of its proper divisors (1).

67010816833 is an equidigital number, since it uses as much as digits as its factorization.

67010816833 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 67010816833 in words is "sixty-seven billion, ten million, eight hundred sixteen thousand, eight hundred thirty-three".