82834642078 has 16 divisors (see below), whose sum is σ = 125549570016. Its totient is φ = 40985370720.

The previous prime is 82834642069. The next prime is 82834642087. The reversal of 82834642078 is 87024643828.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (82834642069) and next prime (82834642087).

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 138900 + ... + 430072.

It is an arithmetic number, because the mean of its divisors is an integer number (7846848126).

Almost surely, 2^82834642078 is an apocalyptic number.

82834642078 is a deficient number, since it is larger than the sum of its proper divisors (42714927938).

82834642078 is a wasteful number, since it uses less digits than its factorization.

82834642078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292659.

The product of its (nonzero) digits is 4128768, while the sum is 52.

The spelling of 82834642078 in words is "eighty-two billion, eight hundred thirty-four million, six hundred forty-two thousand, seventy-eight".