82686569306 has 8 divisors (see below), whose sum is σ = 135305295264. Its totient is φ = 37584804220.

The previous prime is 82686569293. The next prime is 82686569309. The reversal of 82686569306 is 60396568628.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (82686569309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1879240190 + ... + 1879240233.

It is an arithmetic number, because the mean of its divisors is an integer number (16913161908).

Almost surely, 2^82686569306 is an apocalyptic number.

82686569306 is a deficient number, since it is larger than the sum of its proper divisors (52618725958).

82686569306 is a wasteful number, since it uses less digits than its factorization.

82686569306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3758480436.

The product of its (nonzero) digits is 22394880, while the sum is 59.

The spelling of 82686569306 in words is "eighty-two billion, six hundred eighty-six million, five hundred sixty-nine thousand, three hundred six".