80785639303 has 2 divisors, whose sum is σ = 80785639304. Its totient is φ = 80785639302.

The previous prime is 80785639267. The next prime is 80785639321. The reversal of 80785639303 is 30393658708.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80785639303 - 2²⁵ = 80752084871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80785639373) 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 as a sum of consecutive naturals, namely, 40392819651 + 40392819652.

It is an arithmetic number, because the mean of its divisors is an integer number (40392819652).

Almost surely, 2^80785639303 is an apocalyptic number.

80785639303 is a deficient number, since it is larger than the sum of its proper divisors (1).

80785639303 is an equidigital number, since it uses as much as digits as its factorization.

80785639303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 80785639303 in words is "eighty billion, seven hundred eighty-five million, six hundred thirty-nine thousand, three hundred three".