80794703573 has 2 divisors, whose sum is σ = 80794703574. Its totient is φ = 80794703572.

The previous prime is 80794703533. The next prime is 80794703581. The reversal of 80794703573 is 37530749708.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77252311249 + 3542392324 = 277943^2 + 59518^2 .

It is a cyclic number.

It is not a de Polignac number, because 80794703573 - 2¹⁶ = 80794638037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80794703513) 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 as a sum of consecutive naturals, namely, 40397351786 + 40397351787.

It is an arithmetic number, because the mean of its divisors is an integer number (40397351787).

Almost surely, 2^80794703573 is an apocalyptic number.

It is an amenable number.

80794703573 is a deficient number, since it is larger than the sum of its proper divisors (1).

80794703573 is an equidigital number, since it uses as much as digits as its factorization.

80794703573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4445280, while the sum is 53.

The spelling of 80794703573 in words is "eighty billion, seven hundred ninety-four million, seven hundred three thousand, five hundred seventy-three".