109319023398817 has 8 divisors (see below), whose sum is σ = 109371419266472. Its totient is φ = 109266630393600.

The previous prime is 109319023398811. The next prime is 109319023398829. The reversal of 109319023398817 is 718893320913901.

It can be written as a sum of positive squares in 4 ways, for example, as 29822968803681 + 79496054595136 = 5461041^2 + 8916056^2 .

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 109319023398817 - 2¹¹ = 109319023396769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109319023398811) 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, 77742217 + ... + 79135897.

It is an arithmetic number, because the mean of its divisors is an integer number (13671427408309).

Almost surely, 2^{109319023398817} is an apocalyptic number.

It is an amenable number.

109319023398817 is a deficient number, since it is larger than the sum of its proper divisors (52395867655).

109319023398817 is a wasteful number, since it uses less digits than its factorization.

109319023398817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1431219.

The product of its (nonzero) digits is 17635968, while the sum is 64.

The spelling of 109319023398817 in words is "one hundred nine trillion, three hundred nineteen billion, twenty-three million, three hundred ninety-eight thousand, eight hundred seventeen".