8463465046081 has 2 divisors, whose sum is σ = 8463465046082. Its totient is φ = 8463465046080.

The previous prime is 8463465046073. The next prime is 8463465046109. The reversal of 8463465046081 is 1806405643648.

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., 7430312739600 + 1033152306481 = 2725860^2 + 1016441^2 .

It is a cyclic number.

It is not a de Polignac number, because 8463465046081 - 2³ = 8463465046073 is a prime.

It is a super-2 number, since 2×8463465046081² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (8463465046021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4231732523040 + 4231732523041.

It is an arithmetic number, because the mean of its divisors is an integer number (4231732523041).

Almost surely, 2^{8463465046081} is an apocalyptic number.

It is an amenable number.

8463465046081 is a deficient number, since it is larger than the sum of its proper divisors (1).

8463465046081 is an equidigital number, since it uses as much as digits as its factorization.

8463465046081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13271040, while the sum is 55.

The spelling of 8463465046081 in words is "eight trillion, four hundred sixty-three billion, four hundred sixty-five million, forty-six thousand, eighty-one".