384207797899 has 4 divisors (see below), whose sum is σ = 384213709840. Its totient is φ = 384201885960.

The previous prime is 384207797891. The next prime is 384207797929. The reversal of 384207797899 is 998797702483.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 384207797899 - 2³ = 384207797891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (384207797891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2857392 + ... + 2988829.

It is an arithmetic number, because the mean of its divisors is an integer number (96053427460).

Almost surely, 2^384207797899 is an apocalyptic number.

384207797899 is a deficient number, since it is larger than the sum of its proper divisors (5911941).

384207797899 is an equidigital number, since it uses as much as digits as its factorization.

384207797899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5911940.

The product of its (nonzero) digits is 384072192, while the sum is 73.

The spelling of 384207797899 in words is "three hundred eighty-four billion, two hundred seven million, seven hundred ninety-seven thousand, eight hundred ninety-nine".