86626696927 has 2 divisors, whose sum is σ = 86626696928. Its totient is φ = 86626696926.

The previous prime is 86626696889. The next prime is 86626696931. The reversal of 86626696927 is 72969662668.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86626696927 is a prime.

It is a super-2 number, since 2×86626696927² (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 (86626696987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43313348463 + 43313348464.

It is an arithmetic number, because the mean of its divisors is an integer number (43313348464).

Almost surely, 2^86626696927 is an apocalyptic number.

86626696927 is a deficient number, since it is larger than the sum of its proper divisors (1).

86626696927 is an equidigital number, since it uses as much as digits as its factorization.

86626696927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141087744, while the sum is 67.

The spelling of 86626696927 in words is "eighty-six billion, six hundred twenty-six million, six hundred ninety-six thousand, nine hundred twenty-seven".