80445286786303 has 4 divisors (see below), whose sum is σ = 84679249248760. Its totient is φ = 76211324323848.

The previous prime is 80445286786297. The next prime is 80445286786387. The reversal of 80445286786303 is 30368768254408.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 80445286786303 - 2³⁷ = 80307847832831 is a prime.

It is a super-2 number, since 2×80445286786303² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80445286486303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2116981231200 + ... + 2116981231237.

It is an arithmetic number, because the mean of its divisors is an integer number (21169812312190).

Almost surely, 2^{80445286786303} is an apocalyptic number.

80445286786303 is a deficient number, since it is larger than the sum of its proper divisors (4233962462457).

80445286786303 is a wasteful number, since it uses less digits than its factorization.

80445286786303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4233962462456.

The product of its (nonzero) digits is 185794560, while the sum is 64.

The spelling of 80445286786303 in words is "eighty trillion, four hundred forty-five billion, two hundred eighty-six million, seven hundred eighty-six thousand, three hundred three".