82685277256 has 16 divisors (see below), whose sum is σ = 155369750400. Its totient is φ = 41253343824.

The previous prime is 82685277193. The next prime is 82685277277. The reversal of 82685277256 is 65277258628.

It is a self number, because there is not a number n which added to its sum of digits gives 82685277256.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11157916 + ... + 11165323.

It is an arithmetic number, because the mean of its divisors is an integer number (9710609400).

Almost surely, 2^82685277256 is an apocalyptic number.

It is an amenable number.

82685277256 is a deficient number, since it is larger than the sum of its proper divisors (72684473144).

82685277256 is a wasteful number, since it uses less digits than its factorization.

82685277256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22323708 (or 22323704 counting only the distinct ones).

The product of its digits is 22579200, while the sum is 58.

The spelling of 82685277256 in words is "eighty-two billion, six hundred eighty-five million, two hundred seventy-seven thousand, two hundred fifty-six".