80604997899 has 8 divisors (see below), whose sum is σ = 108768190272. Its totient is φ = 53089235400.

The previous prime is 80604997897. The next prime is 80604997903. The reversal of 80604997899 is 99879940608.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 80604997899 - 2¹ = 80604997897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80604997897) 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 in 7 ways as a sum of consecutive naturals, for example, 161857177 + ... + 161857674.

It is an arithmetic number, because the mean of its divisors is an integer number (13596023784).

Almost surely, 2^80604997899 is an apocalyptic number.

80604997899 is a deficient number, since it is larger than the sum of its proper divisors (28163192373).

80604997899 is a wasteful number, since it uses less digits than its factorization.

80604997899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323714937.

The product of its (nonzero) digits is 70543872, while the sum is 69.

The spelling of 80604997899 in words is "eighty billion, six hundred four million, nine hundred ninety-seven thousand, eight hundred ninety-nine".