799945000505 has 16 divisors (see below), whose sum is σ = 1161600808320. Its totient is φ = 516267025152.

The previous prime is 799945000483. The next prime is 799945000549. The reversal of 799945000505 is 505000549997.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 799945000505 - 2⁸ = 799945000249 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 672222095 + ... + 672223284.

It is an arithmetic number, because the mean of its divisors is an integer number (72600050520).

Almost surely, 2^799945000505 is an apocalyptic number.

It is an amenable number.

799945000505 is a deficient number, since it is larger than the sum of its proper divisors (361655807815).

799945000505 is a wasteful number, since it uses less digits than its factorization.

799945000505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344445408.

The product of its (nonzero) digits is 2551500, while the sum is 53.

The spelling of 799945000505 in words is "seven hundred ninety-nine billion, nine hundred forty-five million, five hundred five", and thus it is an aban number.