86976539579 has 2 divisors, whose sum is σ = 86976539580. Its totient is φ = 86976539578.

The previous prime is 86976539491. The next prime is 86976539581. The reversal of 86976539579 is 97593567968.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86976539579 - 2²⁸ = 86708104123 is a prime.

Together with 86976539581, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (86976539879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43488269789 + 43488269790.

It is an arithmetic number, because the mean of its divisors is an integer number (43488269790).

Almost surely, 2^86976539579 is an apocalyptic number.

86976539579 is a deficient number, since it is larger than the sum of its proper divisors (1).

86976539579 is an equidigital number, since it uses as much as digits as its factorization.

86976539579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 771573600, while the sum is 74.

The spelling of 86976539579 in words is "eighty-six billion, nine hundred seventy-six million, five hundred thirty-nine thousand, five hundred seventy-nine".