82061805534 has 32 divisors (see below), whose sum is σ = 165719623680. Its totient is φ = 27088125312.

The previous prime is 82061805503. The next prime is 82061805541. The reversal of 82061805534 is 43550816028.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1796227 + ... + 1841345.

It is an arithmetic number, because the mean of its divisors is an integer number (5178738240).

Almost surely, 2^82061805534 is an apocalyptic number.

82061805534 is an abundant number, since it is smaller than the sum of its proper divisors (83657818146).

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

82061805534 is a wasteful number, since it uses less digits than its factorization.

82061805534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48064.

The product of its (nonzero) digits is 230400, while the sum is 42.

The spelling of 82061805534 in words is "eighty-two billion, sixty-one million, eight hundred five thousand, five hundred thirty-four".