82704505522684 has 24 divisors (see below), whose sum is σ = 144778971552768. Its totient is φ = 41339085911280.

The previous prime is 82704505522657. The next prime is 82704505522687. The reversal of 82704505522684 is 48622550540728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82704505522687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 486231837 + ... + 486401899.

It is an arithmetic number, because the mean of its divisors is an integer number (6032457148032).

Almost surely, 2^{82704505522684} is an apocalyptic number.

It is an amenable number.

82704505522684 is a deficient number, since it is larger than the sum of its proper divisors (62074466030084).

82704505522684 is a wasteful number, since it uses less digits than its factorization.

82704505522684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208065 (or 208063 counting only the distinct ones).

The product of its (nonzero) digits is 43008000, while the sum is 58.

The spelling of 82704505522684 in words is "eighty-two trillion, seven hundred four billion, five hundred five million, five hundred twenty-two thousand, six hundred eighty-four".