82757788670904 has 64 divisors (see below), whose sum is σ = 207290476001280. Its totient is φ = 27533175264000.

The previous prime is 82757788670903. The next prime is 82757788670941. The reversal of 82757788670904 is 40907688775728.

It is a self number, because there is not a number n which added to its sum of digits gives 82757788670904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82757788670903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27186324 + ... + 30076764.

It is an arithmetic number, because the mean of its divisors is an integer number (3238913687520).

Almost surely, 2^{82757788670904} is an apocalyptic number.

It is an amenable number.

82757788670904 is an abundant number, since it is smaller than the sum of its proper divisors (124532687330376).

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

82757788670904 is a wasteful number, since it uses less digits than its factorization.

82757788670904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2892732 (or 2892728 counting only the distinct ones).

The product of its (nonzero) digits is 2655313920, while the sum is 78.

The spelling of 82757788670904 in words is "eighty-two trillion, seven hundred fifty-seven billion, seven hundred eighty-eight million, six hundred seventy thousand, nine hundred four".