616541746193 has 2 divisors, whose sum is σ = 616541746194. Its totient is φ = 616541746192.

The previous prime is 616541746159. The next prime is 616541746207. The reversal of 616541746193 is 391647145616.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 614958661249 + 1583084944 = 784193^2 + 39788^2 .

It is a cyclic number.

It is not a de Polignac number, because 616541746193 - 2¹⁸ = 616541484049 is a prime.

It is not a weakly prime, because it can be changed into another prime (616541746103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308270873096 + 308270873097.

It is an arithmetic number, because the mean of its divisors is an integer number (308270873097).

Almost surely, 2^616541746193 is an apocalyptic number.

It is an amenable number.

616541746193 is a deficient number, since it is larger than the sum of its proper divisors (1).

616541746193 is an equidigital number, since it uses as much as digits as its factorization.

616541746193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 53.

The spelling of 616541746193 in words is "six hundred sixteen billion, five hundred forty-one million, seven hundred forty-six thousand, one hundred ninety-three".