82163420016 has 40 divisors (see below), whose sum is σ = 212885381904. Its totient is φ = 27306531840.

The previous prime is 82163419997. The next prime is 82163420029. The reversal of 82163420016 is 61002436128.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2523495 + ... + 2555846.

Almost surely, 2^82163420016 is an apocalyptic number.

It is an amenable number.

82163420016 is an abundant number, since it is smaller than the sum of its proper divisors (130721961888).

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

82163420016 is a wasteful number, since it uses less digits than its factorization.

82163420016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5079689 (or 5079683 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The spelling of 82163420016 in words is "eighty-two billion, one hundred sixty-three million, four hundred twenty thousand, sixteen".