80484757609 has 2 divisors, whose sum is σ = 80484757610. Its totient is φ = 80484757608.

The previous prime is 80484757571. The next prime is 80484757627. The reversal of 80484757609 is 90675748408.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76640385600 + 3844372009 = 276840^2 + 62003^2 .

It is a cyclic number.

It is not a de Polignac number, because 80484757609 - 2³³ = 71894823017 is a prime.

It is not a weakly prime, because it can be changed into another prime (80484757669) 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, 40242378804 + 40242378805.

It is an arithmetic number, because the mean of its divisors is an integer number (40242378805).

Almost surely, 2^80484757609 is an apocalyptic number.

It is an amenable number.

80484757609 is a deficient number, since it is larger than the sum of its proper divisors (1).

80484757609 is an equidigital number, since it uses as much as digits as its factorization.

80484757609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13547520, while the sum is 58.

The spelling of 80484757609 in words is "eighty billion, four hundred eighty-four million, seven hundred fifty-seven thousand, six hundred nine".