3193255374217 has 2 divisors, whose sum is σ = 3193255374218. Its totient is φ = 3193255374216.

The previous prime is 3193255374203. The next prime is 3193255374223. The reversal of 3193255374217 is 7124735523913.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2837509929081 + 355745445136 = 1684491^2 + 596444^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3193255374217 is a prime.

It is not a weakly prime, because it can be changed into another prime (3193255374247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1596627687108 + 1596627687109.

It is an arithmetic number, because the mean of its divisors is an integer number (1596627687109).

Almost surely, 2^{3193255374217} is an apocalyptic number.

It is an amenable number.

3193255374217 is a deficient number, since it is larger than the sum of its proper divisors (1).

3193255374217 is an equidigital number, since it uses as much as digits as its factorization.

3193255374217 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4762800, while the sum is 52.

The spelling of 3193255374217 in words is "three trillion, one hundred ninety-three billion, two hundred fifty-five million, three hundred seventy-four thousand, two hundred seventeen".