84164185325359 has 2 divisors, whose sum is σ = 84164185325360. Its totient is φ = 84164185325358.

The previous prime is 84164185325357. The next prime is 84164185325383. The reversal of 84164185325359 is 95352358146148.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84164185325359 - 2¹ = 84164185325357 is a prime.

It is a super-2 number, since 2×84164185325359² (a number of 29 digits) contains 22 as substring.

Together with 84164185325357, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 84164185325359.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84164185325357) 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, 42082092662679 + 42082092662680.

It is an arithmetic number, because the mean of its divisors is an integer number (42082092662680).

Almost surely, 2^{84164185325359} is an apocalyptic number.

84164185325359 is a deficient number, since it is larger than the sum of its proper divisors (1).

84164185325359 is an equidigital number, since it uses as much as digits as its factorization.

84164185325359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416000, while the sum is 64.

The spelling of 84164185325359 in words is "eighty-four trillion, one hundred sixty-four billion, one hundred eighty-five million, three hundred twenty-five thousand, three hundred fifty-nine".