80544310765803 has 24 divisors (see below), whose sum is σ = 120359014186320. Its totient is φ = 51842267695680.

The previous prime is 80544310765801. The next prime is 80544310765813. The reversal of 80544310765803 is 30856701344508.

80544310765803 is a `hidden beast` number, since 8 + 0 + 5 + 4 + 43 + 10 + 7 + 6 + 580 + 3 = 666.

It is not a de Polignac number, because 80544310765803 - 2¹ = 80544310765801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80544310765803.

It is not an unprimeable number, because it can be changed into a prime (80544310765801) 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 23 ways as a sum of consecutive naturals, for example, 1194753 + ... + 12748178.

It is an arithmetic number, because the mean of its divisors is an integer number (5014958924430).

Almost surely, 2^{80544310765803} is an apocalyptic number.

80544310765803 is a deficient number, since it is larger than the sum of its proper divisors (39814703420517).

80544310765803 is a wasteful number, since it uses less digits than its factorization.

80544310765803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13965099 (or 13965096 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 54.

The spelling of 80544310765803 in words is "eighty trillion, five hundred forty-four billion, three hundred ten million, seven hundred sixty-five thousand, eight hundred three".