86699677699 has 2 divisors, whose sum is σ = 86699677700. Its totient is φ = 86699677698.

The previous prime is 86699677643. The next prime is 86699677709. The reversal of 86699677699 is 99677699668.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86699677699 - 2¹⁵ = 86699644931 is a prime.

It is a super-2 number, since 2×86699677699² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (86699687699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43349838849 + 43349838850.

It is an arithmetic number, because the mean of its divisors is an integer number (43349838850).

Almost surely, 2^86699677699 is an apocalyptic number.

86699677699 is a deficient number, since it is larger than the sum of its proper divisors (1).

86699677699 is an equidigital number, since it uses as much as digits as its factorization.

86699677699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3333197952, while the sum is 82.

The spelling of 86699677699 in words is "eighty-six billion, six hundred ninety-nine million, six hundred seventy-seven thousand, six hundred ninety-nine".