84255342163 has 4 divisors (see below), whose sum is σ = 84484921120. Its totient is φ = 84025763208.

The previous prime is 84255342151. The next prime is 84255342179. The reversal of 84255342163 is 36124355248.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84255342163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84255340163) 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 in 3 ways as a sum of consecutive naturals, for example, 114788928 + ... + 114789661.

It is an arithmetic number, because the mean of its divisors is an integer number (21121230280).

Almost surely, 2^84255342163 is an apocalyptic number.

84255342163 is a deficient number, since it is larger than the sum of its proper divisors (229578957).

84255342163 is a wasteful number, since it uses less digits than its factorization.

84255342163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229578956.

The product of its digits is 691200, while the sum is 43.

The spelling of 84255342163 in words is "eighty-four billion, two hundred fifty-five million, three hundred forty-two thousand, one hundred sixty-three".