86686893379 has 2 divisors, whose sum is σ = 86686893380. Its totient is φ = 86686893378.

The previous prime is 86686893353. The next prime is 86686893401. The reversal of 86686893379 is 97339868668.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86686893379 - 2⁵ = 86686893347 is a prime.

It is a super-3 number, since 3×86686893379³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (86686893329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43343446689 + 43343446690.

It is an arithmetic number, because the mean of its divisors is an integer number (43343446690).

Almost surely, 2^86686893379 is an apocalyptic number.

86686893379 is a deficient number, since it is larger than the sum of its proper divisors (1).

86686893379 is an equidigital number, since it uses as much as digits as its factorization.

86686893379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 564350976, while the sum is 73.

The spelling of 86686893379 in words is "eighty-six billion, six hundred eighty-six million, eight hundred ninety-three thousand, three hundred seventy-nine".