80578652299 has 2 divisors, whose sum is σ = 80578652300. Its totient is φ = 80578652298.

The previous prime is 80578652269. The next prime is 80578652327. The reversal of 80578652299 is 99225687508.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80578652299 - 2⁵ = 80578652267 is a prime.

It is not a weakly prime, because it can be changed into another prime (80578652239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40289326149 + 40289326150.

It is an arithmetic number, because the mean of its divisors is an integer number (40289326150).

Almost surely, 2^80578652299 is an apocalyptic number.

80578652299 is a deficient number, since it is larger than the sum of its proper divisors (1).

80578652299 is an equidigital number, since it uses as much as digits as its factorization.

80578652299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21772800, while the sum is 61.

The spelling of 80578652299 in words is "eighty billion, five hundred seventy-eight million, six hundred fifty-two thousand, two hundred ninety-nine".