109857523782720 has 336 divisors, whose sum is σ = 405792722047680. Its totient is φ = 25107287740416.

The previous prime is 109857523782673. The next prime is 109857523782737. The reversal of 109857523782720 is 27287325758901.

It is a tau number, because it is divible by the number of its divisors (336).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 405678726 + ... + 405949434.

Almost surely, 2^{109857523782720} is an apocalyptic number.

109857523782720 is a gapful number since it is divisible by the number (10) 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 109857523782720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202896361023840).

109857523782720 is an abundant number, since it is smaller than the sum of its proper divisors (295935198264960).

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

109857523782720 is a wasteful number, since it uses less digits than its factorization.

109857523782720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279370 (or 279353 counting only the distinct ones).

The product of its (nonzero) digits is 118540800, while the sum is 66.

The spelling of 109857523782720 in words is "one hundred nine trillion, eight hundred fifty-seven billion, five hundred twenty-three million, seven hundred eighty-two thousand, seven hundred twenty".