109216136050609 has 4 divisors (see below), whose sum is σ = 124818441200704. Its totient is φ = 93613830900516.

The previous prime is 109216136050603. The next prime is 109216136050657. The reversal of 109216136050609 is 906050631612901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 109216136050609 - 2²⁷ = 109216001832881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109216136050603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7801152575037 + ... + 7801152575050.

It is an arithmetic number, because the mean of its divisors is an integer number (31204610300176).

Almost surely, 2^{109216136050609} is an apocalyptic number.

It is an amenable number.

109216136050609 is a deficient number, since it is larger than the sum of its proper divisors (15602305150095).

109216136050609 is an equidigital number, since it uses as much as digits as its factorization.

109216136050609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15602305150094.

The product of its (nonzero) digits is 524880, while the sum is 49.

The spelling of 109216136050609 in words is "one hundred nine trillion, two hundred sixteen billion, one hundred thirty-six million, fifty thousand, six hundred nine".