109816008815 has 8 divisors (see below), whose sum is σ = 134012756880. Its totient is φ = 86363776192.

The previous prime is 109816008811. The next prime is 109816008821. The reversal of 109816008815 is 518800618901.

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

It is a cyclic number.

It is not a de Polignac number, because 109816008815 - 2² = 109816008811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109816008815.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109816008811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186128534 + ... + 186129123.

It is an arithmetic number, because the mean of its divisors is an integer number (16751594610).

Almost surely, 2^109816008815 is an apocalyptic number.

109816008815 is a deficient number, since it is larger than the sum of its proper divisors (24196748065).

109816008815 is an equidigital number, since it uses as much as digits as its factorization.

109816008815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372257721.

The product of its (nonzero) digits is 138240, while the sum is 47.

The spelling of 109816008815 in words is "one hundred nine billion, eight hundred sixteen million, eight thousand, eight hundred fifteen".