109444991668492 has 24 divisors (see below), whose sum is σ = 201491363984400. Its totient is φ = 51939996042816.

The previous prime is 109444991668459. The next prime is 109444991668591. The reversal of 109444991668492 is 294866199444901.

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, 7995682203 + ... + 7995695890.

It is an arithmetic number, because the mean of its divisors is an integer number (8395473499350).

Almost surely, 2^{109444991668492} is an apocalyptic number.

It is an amenable number.

109444991668492 is a deficient number, since it is larger than the sum of its proper divisors (92046372315908).

109444991668492 is a wasteful number, since it uses less digits than its factorization.

109444991668492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15991378185 (or 15991378183 counting only the distinct ones).

The product of its (nonzero) digits is 967458816, while the sum is 76.

The spelling of 109444991668492 in words is "one hundred nine trillion, four hundred forty-four billion, nine hundred ninety-one million, six hundred sixty-eight thousand, four hundred ninety-two".