30432800809 has 2 divisors, whose sum is σ = 30432800810. Its totient is φ = 30432800808.

The previous prime is 30432800803. The next prime is 30432800837. The reversal of 30432800809 is 90800823403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25753830400 + 4678970409 = 160480^2 + 68403^2 .

It is a cyclic number.

It is not a de Polignac number, because 30432800809 - 2²¹ = 30430703657 is a prime.

It is not a weakly prime, because it can be changed into another prime (30432800803) 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, 15216400404 + 15216400405.

It is an arithmetic number, because the mean of its divisors is an integer number (15216400405).

Almost surely, 2^30432800809 is an apocalyptic number.

It is an amenable number.

30432800809 is a deficient number, since it is larger than the sum of its proper divisors (1).

30432800809 is an equidigital number, since it uses as much as digits as its factorization.

30432800809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 30432800809 in words is "thirty billion, four hundred thirty-two million, eight hundred thousand, eight hundred nine".