86594425117 has 2 divisors, whose sum is σ = 86594425118. Its totient is φ = 86594425116.

The previous prime is 86594425097. The next prime is 86594425123. The reversal of 86594425117 is 71152449568.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74707102276 + 11887322841 = 273326^2 + 109029^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86594425117 is a prime.

It is a super-2 number, since 2×86594425117² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86594425147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43297212558 + 43297212559.

It is an arithmetic number, because the mean of its divisors is an integer number (43297212559).

Almost surely, 2^86594425117 is an apocalyptic number.

It is an amenable number.

86594425117 is a deficient number, since it is larger than the sum of its proper divisors (1).

86594425117 is an equidigital number, since it uses as much as digits as its factorization.

86594425117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2419200, while the sum is 52.

The spelling of 86594425117 in words is "eighty-six billion, five hundred ninety-four million, four hundred twenty-five thousand, one hundred seventeen".