96181449268561 has 2 divisors, whose sum is σ = 96181449268562. Its totient is φ = 96181449268560.

The previous prime is 96181449268483. The next prime is 96181449268577. The reversal of 96181449268561 is 16586294418169.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91622131083025 + 4559318185536 = 9571945^2 + 2135256^2 .

It is a cyclic number.

It is not a de Polignac number, because 96181449268561 - 2⁷ = 96181449268433 is a prime.

It is not a weakly prime, because it can be changed into another prime (96181449268661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48090724634280 + 48090724634281.

It is an arithmetic number, because the mean of its divisors is an integer number (48090724634281).

Almost surely, 2^{96181449268561} is an apocalyptic number.

It is an amenable number.

96181449268561 is a deficient number, since it is larger than the sum of its proper divisors (1).

96181449268561 is an equidigital number, since it uses as much as digits as its factorization.

96181449268561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 179159040, while the sum is 70.

The spelling of 96181449268561 in words is "ninety-six trillion, one hundred eighty-one billion, four hundred forty-nine million, two hundred sixty-eight thousand, five hundred sixty-one".