82603984212120 has 128 divisors (see below), whose sum is σ = 295527297623040. Its totient is φ = 18060001512960.

The previous prime is 82603984212067. The next prime is 82603984212137. The reversal of 82603984212120 is 2121248930628.

It is a self number, because there is not a number n which added to its sum of digits gives 82603984212120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2137764951 + ... + 2137803590.

It is an arithmetic number, because the mean of its divisors is an integer number (2308807012680).

Almost surely, 2^{82603984212120} is an apocalyptic number.

It is an amenable number.

82603984212120 is an abundant number, since it is smaller than the sum of its proper divisors (212923313410920).

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

82603984212120 is a wasteful number, since it uses less digits than its factorization.

82603984212120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4275568585 (or 4275568581 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 82603984212120 in words is "eighty-two trillion, six hundred three billion, nine hundred eighty-four million, two hundred twelve thousand, one hundred twenty".