109193527685 has 8 divisors (see below), whose sum is σ = 142944254496. Its totient is φ = 79413474640.

The previous prime is 109193527669. The next prime is 109193527721. The reversal of 109193527685 is 586725391901.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 109193527685 - 2⁴ = 109193527669 is a prime.

It is a super-2 number, since 2×109193527685² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 109193527685.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 992668379 + ... + 992668488.

It is an arithmetic number, because the mean of its divisors is an integer number (17868031812).

Almost surely, 2^109193527685 is an apocalyptic number.

It is an amenable number.

109193527685 is a deficient number, since it is larger than the sum of its proper divisors (33750726811).

109193527685 is a wasteful number, since it uses less digits than its factorization.

109193527685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1985336883.

The product of its (nonzero) digits is 4082400, while the sum is 56.

The spelling of 109193527685 in words is "one hundred nine billion, one hundred ninety-three million, five hundred twenty-seven thousand, six hundred eighty-five".