80584518164544 has 105 divisors (see below), whose sum is σ = 238879672638607. Its totient is φ = 26861290609536.

The previous prime is 80584518164537. The next prime is 80584518164617. The reversal of 80584518164544 is 44546181548508.

The square root of 80584518164544 is 8976888.

It is a perfect power (a square), and thus also a powerful number.

80584518164544 is a `hidden beast` number, since 8 + 0 + 5 + 8 + 4 + 5 + 1 + 81 + 6 + 4 + 544 = 666.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 646273597 + ... + 646398275.

Almost surely, 2^{80584518164544} is an apocalyptic number.

80584518164544 is the 8976888-th square number.

It is an amenable number.

80584518164544 is an abundant number, since it is smaller than the sum of its proper divisors (158295154474063).

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

80584518164544 is an frugal number, since it uses more digits than its factorization.

80584518164544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249382 (or 124684 counting only the distinct ones).

The product of its (nonzero) digits is 98304000, while the sum is 63.

The spelling of 80584518164544 in words is "eighty trillion, five hundred eighty-four billion, five hundred eighteen million, one hundred sixty-four thousand, five hundred forty-four".