82678632678 has 24 divisors (see below), whose sum is σ = 179178971400. Its totient is φ = 27553092864.

The previous prime is 82678632503. The next prime is 82678632679. The reversal of 82678632678 is 87623687628.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82678632679) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 458268 + ... + 612671.

It is an arithmetic number, because the mean of its divisors is an integer number (7465790475).

Almost surely, 2^82678632678 is an apocalyptic number.

82678632678 is an abundant number, since it is smaller than the sum of its proper divisors (96500338722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82678632678 is a wasteful number, since it uses less digits than its factorization.

82678632678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075236 (or 1075233 counting only the distinct ones).

The product of its digits is 65028096, while the sum is 63.

The spelling of 82678632678 in words is "eighty-two billion, six hundred seventy-eight million, six hundred thirty-two thousand, six hundred seventy-eight".