86688284867 has 2 divisors, whose sum is σ = 86688284868. Its totient is φ = 86688284866.

The previous prime is 86688284863. The next prime is 86688284899. The reversal of 86688284867 is 76848288668.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86688284867 - 2² = 86688284863 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86688284867.

It is not a weakly prime, because it can be changed into another prime (86688284863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43344142433 + 43344142434.

It is an arithmetic number, because the mean of its divisors is an integer number (43344142434).

Almost surely, 2^86688284867 is an apocalyptic number.

86688284867 is a deficient number, since it is larger than the sum of its proper divisors (1).

86688284867 is an equidigital number, since it uses as much as digits as its factorization.

86688284867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 396361728, while the sum is 71.

The spelling of 86688284867 in words is "eighty-six billion, six hundred eighty-eight million, two hundred eighty-four thousand, eight hundred sixty-seven".