82704243674770 has 16 divisors (see below), whose sum is σ = 150341575632408. Its totient is φ = 32754155910400.

The previous prime is 82704243674719. The next prime is 82704243674771. The reversal of 82704243674770 is 7747634240728.

It can be written as a sum of positive squares in 4 ways, for example, as 63407824187409 + 19296419487361 = 7962903^2 + 4392769^2 .

It is a junction number, because it is equal to n+sod(n) for n = 82704243674699 and 82704243674708.

It is not an unprimeable number, because it can be changed into a prime (82704243674771) 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 7 ways as a sum of consecutive naturals, for example, 40942693879 + ... + 40942695898.

Almost surely, 2^{82704243674770} is an apocalyptic number.

82704243674770 is a deficient number, since it is larger than the sum of its proper divisors (67637331957638).

82704243674770 is a wasteful number, since it uses less digits than its factorization.

82704243674770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81885389885.

The product of its (nonzero) digits is 88510464, while the sum is 61.

The spelling of 82704243674770 in words is "eighty-two trillion, seven hundred four billion, two hundred forty-three million, six hundred seventy-four thousand, seven hundred seventy".