109398361727424 has 448 divisors, whose sum is σ = 398713391235072. Its totient is φ = 25580908953600.

The previous prime is 109398361727363. The next prime is 109398361727443. The reversal of 109398361727424 is 424727163893901.

109398361727424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3682092 + ... + 15243179.

Almost surely, 2^{109398361727424} is an apocalyptic number.

109398361727424 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109398361727424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199356695617536).

109398361727424 is an abundant number, since it is smaller than the sum of its proper divisors (289315029507648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

109398361727424 is a wasteful number, since it uses less digits than its factorization.

109398361727424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18925344 (or 18925334 counting only the distinct ones).

The product of its (nonzero) digits is 109734912, while the sum is 66.

The spelling of 109398361727424 in words is "one hundred nine trillion, three hundred ninety-eight billion, three hundred sixty-one million, seven hundred twenty-seven thousand, four hundred twenty-four".