86317425623461 has 2 divisors, whose sum is σ = 86317425623462. Its totient is φ = 86317425623460.

The previous prime is 86317425623309. The next prime is 86317425623509. The reversal of 86317425623461 is 16432652471368.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61359507899361 + 24957917724100 = 7833231^2 + 4995790^2 .

It is a cyclic number.

It is not a de Polignac number, because 86317425623461 - 2³⁷ = 86179986669989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86317425623396 and 86317425623405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86317425623761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43158712811730 + 43158712811731.

It is an arithmetic number, because the mean of its divisors is an integer number (43158712811731).

Almost surely, 2^{86317425623461} is an apocalyptic number.

It is an amenable number.

86317425623461 is a deficient number, since it is larger than the sum of its proper divisors (1).

86317425623461 is an equidigital number, since it uses as much as digits as its factorization.

86317425623461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34836480, while the sum is 58.

The spelling of 86317425623461 in words is "eighty-six trillion, three hundred seventeen billion, four hundred twenty-five million, six hundred twenty-three thousand, four hundred sixty-one".