3304693376693 has 2 divisors, whose sum is σ = 3304693376694. Its totient is φ = 3304693376692.

The previous prime is 3304693376657. The next prime is 3304693376779. The reversal of 3304693376693 is 3966733964033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3190163926609 + 114529450084 = 1786103^2 + 338422^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3304693376693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3304693376623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1652346688346 + 1652346688347.

It is an arithmetic number, because the mean of its divisors is an integer number (1652346688347).

Almost surely, 2^{3304693376693} is an apocalyptic number.

It is an amenable number.

3304693376693 is a deficient number, since it is larger than the sum of its proper divisors (1).

3304693376693 is an equidigital number, since it uses as much as digits as its factorization.

3304693376693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 119042784, while the sum is 62.

The spelling of 3304693376693 in words is "three trillion, three hundred four billion, six hundred ninety-three million, three hundred seventy-six thousand, six hundred ninety-three".