86767476767 has 2 divisors, whose sum is σ = 86767476768. Its totient is φ = 86767476766.

The previous prime is 86767476739. The next prime is 86767476779. The reversal of 86767476767 is 76767476768.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86767476767 - 2¹⁴ = 86767460383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86767476767.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86767476797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43383738383 + 43383738384.

It is an arithmetic number, because the mean of its divisors is an integer number (43383738384).

Almost surely, 2^86767476767 is an apocalyptic number.

86767476767 is a deficient number, since it is larger than the sum of its proper divisors (1).

86767476767 is an equidigital number, since it uses as much as digits as its factorization.

86767476767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 697019904, while the sum is 71.

Subtracting from 86767476767 its reverse (76767476768), we obtain a palindrome (9999999999).

The spelling of 86767476767 in words is "eighty-six billion, seven hundred sixty-seven million, four hundred seventy-six thousand, seven hundred sixty-seven".