260163332022401 has 2 divisors, whose sum is σ = 260163332022402. Its totient is φ = 260163332022400.

The previous prime is 260163332022389. The next prime is 260163332022439. The reversal of 260163332022401 is 104220233361062.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 259514862586225 + 648469436176 = 16109465^2 + 805276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260163332022401 is a prime.

It is not a weakly prime, because it can be changed into another prime (260163332022701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130081666011200 + 130081666011201.

It is an arithmetic number, because the mean of its divisors is an integer number (130081666011201).

Almost surely, 2^{260163332022401} is an apocalyptic number.

It is an amenable number.

260163332022401 is a deficient number, since it is larger than the sum of its proper divisors (1).

260163332022401 is an equidigital number, since it uses as much as digits as its factorization.

260163332022401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 35.

Adding to 260163332022401 its reverse (104220233361062), we get a palindrome (364383565383463).

The spelling of 260163332022401 in words is "two hundred sixty trillion, one hundred sixty-three billion, three hundred thirty-two million, twenty-two thousand, four hundred one".