82786822938 has 48 divisors (see below), whose sum is σ = 190051819776. Its totient is φ = 25954680960.

The previous prime is 82786822907. The next prime is 82786822981. The reversal of 82786822938 is 83922868728.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 362583 + ... + 545013.

It is an arithmetic number, because the mean of its divisors is an integer number (3959412912).

Almost surely, 2^82786822938 is an apocalyptic number.

82786822938 is an abundant number, since it is smaller than the sum of its proper divisors (107264996838).

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

82786822938 is a wasteful number, since it uses less digits than its factorization.

82786822938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183939 (or 183936 counting only the distinct ones).

The product of its digits is 37158912, while the sum is 63.

The spelling of 82786822938 in words is "eighty-two billion, seven hundred eighty-six million, eight hundred twenty-two thousand, nine hundred thirty-eight".