613613063645233 has 2 divisors, whose sum is σ = 613613063645234. Its totient is φ = 613613063645232.

The previous prime is 613613063645083. The next prime is 613613063645237. The reversal of 613613063645233 is 332546360316316.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 452169306218529 + 161443757426704 = 21264273^2 + 12706052^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-613613063645233 is a prime.

It is not a weakly prime, because it can be changed into another prime (613613063645237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306806531822616 + 306806531822617.

It is an arithmetic number, because the mean of its divisors is an integer number (306806531822617).

Almost surely, 2^{613613063645233} is an apocalyptic number.

It is an amenable number.

613613063645233 is a deficient number, since it is larger than the sum of its proper divisors (1).

613613063645233 is an equidigital number, since it uses as much as digits as its factorization.

613613063645233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12597120, while the sum is 52.

The spelling of 613613063645233 in words is "six hundred thirteen trillion, six hundred thirteen billion, sixty-three million, six hundred forty-five thousand, two hundred thirty-three".