82704343784874 has 32 divisors (see below), whose sum is σ = 190805215044096. Its totient is φ = 23408973139440.

The previous prime is 82704343784869. The next prime is 82704343784917. The reversal of 82704343784874 is 47848734340728.

It is a junction number, because it is equal to n+sod(n) for n = 82704343784799 and 82704343784808.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9201635892 + ... + 9201644879.

It is an arithmetic number, because the mean of its divisors is an integer number (5962662970128).

Almost surely, 2^{82704343784874} is an apocalyptic number.

82704343784874 is an abundant number, since it is smaller than the sum of its proper divisors (108100871259222).

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

82704343784874 is a wasteful number, since it uses less digits than its factorization.

82704343784874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18403280890.

The product of its (nonzero) digits is 809238528, while the sum is 69.

The spelling of 82704343784874 in words is "eighty-two trillion, seven hundred four billion, three hundred forty-three million, seven hundred eighty-four thousand, eight hundred seventy-four".