60641361161 has 2 divisors, whose sum is σ = 60641361162. Its totient is φ = 60641361160.

The previous prime is 60641361133. The next prime is 60641361211. The reversal of 60641361161 is 16116314606.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35487401161 + 25153960000 = 188381^2 + 158600^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60641361161 is a prime.

It is not a weakly prime, because it can be changed into another prime (60641361101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30320680580 + 30320680581.

It is an arithmetic number, because the mean of its divisors is an integer number (30320680581).

Almost surely, 2^60641361161 is an apocalyptic number.

It is an amenable number.

60641361161 is a deficient number, since it is larger than the sum of its proper divisors (1).

60641361161 is an equidigital number, since it uses as much as digits as its factorization.

60641361161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

Adding to 60641361161 its reverse (16116314606), we get a palindrome (76757675767).

The spelling of 60641361161 in words is "sixty billion, six hundred forty-one million, three hundred sixty-one thousand, one hundred sixty-one".