86126632717 has 2 divisors, whose sum is σ = 86126632718. Its totient is φ = 86126632716.

The previous prime is 86126632639. The next prime is 86126632741. The reversal of 86126632717 is 71723662168.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84175997161 + 1950635556 = 290131^2 + 44166^2 .

It is a cyclic number.

It is not a de Polignac number, because 86126632717 - 2⁷ = 86126632589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86126630717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43063316358 + 43063316359.

It is an arithmetic number, because the mean of its divisors is an integer number (43063316359).

Almost surely, 2^86126632717 is an apocalyptic number.

It is an amenable number.

86126632717 is a deficient number, since it is larger than the sum of its proper divisors (1).

86126632717 is an equidigital number, since it uses as much as digits as its factorization.

86126632717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 49.

The spelling of 86126632717 in words is "eighty-six billion, one hundred twenty-six million, six hundred thirty-two thousand, seven hundred seventeen".