86542174750793 has 2 divisors, whose sum is σ = 86542174750794. Its totient is φ = 86542174750792.

The previous prime is 86542174750777. The next prime is 86542174750873. The reversal of 86542174750793 is 39705747124568.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66112380426304 + 20429794324489 = 8130952^2 + 4519933^2 .

It is a cyclic number.

It is not a de Polignac number, because 86542174750793 - 2⁴ = 86542174750777 is a prime.

It is not a weakly prime, because it can be changed into another prime (86542173750793) 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, 43271087375396 + 43271087375397.

It is an arithmetic number, because the mean of its divisors is an integer number (43271087375397).

It is a 1-persistent number, because it is pandigital, but 2⋅86542174750793 = 173084349501586 is not.

Almost surely, 2^{86542174750793} is an apocalyptic number.

It is an amenable number.

86542174750793 is a deficient number, since it is larger than the sum of its proper divisors (1).

86542174750793 is an equidigital number, since it uses as much as digits as its factorization.

86542174750793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 355622400, while the sum is 68.

The spelling of 86542174750793 in words is "eighty-six trillion, five hundred forty-two billion, one hundred seventy-four million, seven hundred fifty thousand, seven hundred ninety-three".