82620739336 has 16 divisors (see below), whose sum is σ = 154996889040. Its totient is φ = 41288235600.

The previous prime is 82620739273. The next prime is 82620739343. The reversal of 82620739336 is 63393702628.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 82620739336.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2750890 + ... + 2780761.

It is an arithmetic number, because the mean of its divisors is an integer number (9687305565).

Almost surely, 2^82620739336 is an apocalyptic number.

It is an amenable number.

82620739336 is a deficient number, since it is larger than the sum of its proper divisors (72376149704).

82620739336 is a wasteful number, since it uses less digits than its factorization.

82620739336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5533524 (or 5533520 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 49.

The spelling of 82620739336 in words is "eighty-two billion, six hundred twenty million, seven hundred thirty-nine thousand, three hundred thirty-six".