80011307569216 has 21 divisors (see below), whose sum is σ = 158772580458141. Its totient is φ = 40005618004992.

The previous prime is 80011307569211. The next prime is 80011307569351. The reversal of 80011307569216 is 61296570311008.

The square root of 80011307569216 is 8944904.

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

It can be written as a sum of positive squares in only one way, i.e., 73864398913600 + 6146908655616 = 8594440^2 + 2479296^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 80011307569216.

It is not an unprimeable number, because it can be changed into a prime (80011307569211) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 71000176 + ... + 72118288.

Almost surely, 2^{80011307569216} is an apocalyptic number.

80011307569216 is the 8944904-th square number.

It is an amenable number.

80011307569216 is a deficient number, since it is larger than the sum of its proper divisors (78761272888925).

80011307569216 is an frugal number, since it uses more digits than its factorization.

80011307569216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2236238 (or 1118115 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 49.

The spelling of 80011307569216 in words is "eighty trillion, eleven billion, three hundred seven million, five hundred sixty-nine thousand, two hundred sixteen".