109216068941729 has 8 divisors (see below), whose sum is σ = 109529401535400. Its totient is φ = 108902738592000.

The previous prime is 109216068941717. The next prime is 109216068941741. The reversal of 109216068941729 is 927149860612901.

It is an interprime number because it is at equal distance from previous prime (109216068941717) and next prime (109216068941741).

It can be written as a sum of positive squares in 4 ways, for example, as 2405352846400 + 106810716095329 = 1550920^2 + 10334927^2 .

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 109216068941729 - 2¹⁶ = 109216068876193 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (109216068941779) 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, 181598939 + ... + 182199359.

It is an arithmetic number, because the mean of its divisors is an integer number (13691175191925).

Almost surely, 2^{109216068941729} is an apocalyptic number.

It is an amenable number.

109216068941729 is a deficient number, since it is larger than the sum of its proper divisors (313332593671).

109216068941729 is an equidigital number, since it uses as much as digits as its factorization.

109216068941729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121971.

The product of its (nonzero) digits is 23514624, while the sum is 65.

The spelling of 109216068941729 in words is "one hundred nine trillion, two hundred sixteen billion, sixty-eight million, nine hundred forty-one thousand, seven hundred twenty-nine".