109799986317899 has 4 divisors (see below), whose sum is σ = 110105835862320. Its totient is φ = 109494136773480.

The previous prime is 109799986317863. The next prime is 109799986317977. The reversal of 109799986317899 is 998713689997901.

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 109799986317899 - 2²⁸ = 109799717882443 is a prime.

It is an iccanobiF number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109799986317859) 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, 152924771672 + ... + 152924772389.

It is an arithmetic number, because the mean of its divisors is an integer number (27526458965580).

Almost surely, 2^{109799986317899} is an apocalyptic number.

109799986317899 is a deficient number, since it is larger than the sum of its proper divisors (305849544421).

109799986317899 is an equidigital number, since it uses as much as digits as its factorization.

109799986317899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305849544420.

The product of its (nonzero) digits is 29998781568, while the sum is 95.

The spelling of 109799986317899 in words is "one hundred nine trillion, seven hundred ninety-nine billion, nine hundred eighty-six million, three hundred seventeen thousand, eight hundred ninety-nine".