82669479270 has 80 divisors (see below), whose sum is σ = 231460971120. Its totient is φ = 18895864512.

The previous prime is 82669479239. The next prime is 82669479289. The reversal of 82669479270 is 7297496628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 501825 + ... + 645884.

It is an arithmetic number, because the mean of its divisors is an integer number (2893262139).

Almost surely, 2^82669479270 is an apocalyptic number.

82669479270 is an abundant number, since it is smaller than the sum of its proper divisors (148791491850).

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

82669479270 is a wasteful number, since it uses less digits than its factorization.

82669479270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147747 (or 1147726 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 60.

The spelling of 82669479270 in words is "eighty-two billion, six hundred sixty-nine million, four hundred seventy-nine thousand, two hundred seventy".