80727844872708 has 144 divisors (see below), whose sum is σ = 225133337520000. Its totient is φ = 24186085608960.

The previous prime is 80727844872707. The next prime is 80727844872713.

80727844872708 is a `hidden beast` number, since 8 + 0 + 7 + 2 + 78 + 4 + 487 + 2 + 70 + 8 = 666.

80727844872708 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (80727844872707) 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 47 ways as a sum of consecutive naturals, for example, 449024418 + ... + 449204166.

It is an arithmetic number, because the mean of its divisors is an integer number (1563425955000).

Almost surely, 2^{80727844872708} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80727844872708, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112566668760000).

80727844872708 is an abundant number, since it is smaller than the sum of its proper divisors (144405492647292).

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

80727844872708 is a wasteful number, since it uses less digits than its factorization.

80727844872708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192602 (or 192597 counting only the distinct ones).

The product of its (nonzero) digits is 629407744, while the sum is 72.

The spelling of 80727844872708 in words is "eighty trillion, seven hundred twenty-seven billion, eight hundred forty-four million, eight hundred seventy-two thousand, seven hundred eight".