82503578806 has 32 divisors (see below), whose sum is σ = 141821280000. Its totient is φ = 35630342880.

The previous prime is 82503578791. The next prime is 82503578809. The reversal of 82503578806 is 60887530528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82503578809) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 471756 + ... + 622543.

It is an arithmetic number, because the mean of its divisors is an integer number (4431915000).

Almost surely, 2^82503578806 is an apocalyptic number.

82503578806 is a deficient number, since it is larger than the sum of its proper divisors (59317701194).

82503578806 is a wasteful number, since it uses less digits than its factorization.

82503578806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094484.

The product of its (nonzero) digits is 3225600, while the sum is 52.

The spelling of 82503578806 in words is "eighty-two billion, five hundred three million, five hundred seventy-eight thousand, eight hundred six".