71800085786303 has 4 divisors (see below), whose sum is σ = 82057240898640. Its totient is φ = 61542930673968.

The previous prime is 71800085786269. The next prime is 71800085786333. The reversal of 71800085786303 is 30368758000817.

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 71800085786303 - 2¹⁶ = 71800085720767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71800085786333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5128577556158 + ... + 5128577556171.

It is an arithmetic number, because the mean of its divisors is an integer number (20514310224660).

Almost surely, 2^{71800085786303} is an apocalyptic number.

71800085786303 is a deficient number, since it is larger than the sum of its proper divisors (10257155112337).

71800085786303 is a wasteful number, since it uses less digits than its factorization.

71800085786303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10257155112336.

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 71800085786303 in words is "seventy-one trillion, eight hundred billion, eighty-five million, seven hundred eighty-six thousand, three hundred three".